217299348

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1$

素因数の和:428

約数の個数: 144

約数和(自身を含む): 659218560

約数和(自身を除く): 441919212

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 109, 126, 162, 189, 218, 243, 252, 293, 324, 327, 378, 436, 486, 567, 586, 654, 756, 763, 879, 972, 981, 1134, 1172, 1308, 1526, 1701, 1758, 1962, 2051, 2268, 2289, 2637, 2943, 3052, 3402, 3516, 3924, 4102, 4578, 5274, 5886, 6153, 6804, 6867, 7911, 8204, 8829, 9156, 10548, 11772, 12306, 13734, 15822, 17658, 18459, 20601, 23733, 24612, 26487, 27468, 31644, 31937, 35316, 36918, 41202, 47466, 52974, 55377, 61803, 63874, 71199, 73836, 82404, 94932, 95811, 105948, 110754, 123606, 127748, 142398, 166131, 185409, 191622, 221508, 223559, 247212, 284796, 287433, 332262, 370818, 383244, 447118, 498393, 574866, 664524, 670677, 741636, 862299, 894236, 996786, 1149732, 1341354, 1724598, 1993572, 2012031, 2586897, 2682708, 3449196, 4024062, 5173794, 6036093, 7760691, 8048124, 10347588, 12072186, 15521382, 18108279, 24144372, 31042764, 36216558, 54324837, 72433116, 108649674, 217299348]

約数ペア:

[(1, 217299348), (2, 108649674), (3, 72433116), (4, 54324837), (6, 36216558), (7, 31042764), (9, 24144372), (12, 18108279), (14, 15521382), (18, 12072186), (21, 10347588), (27, 8048124), (28, 7760691), (36, 6036093), (42, 5173794), (54, 4024062), (63, 3449196), (81, 2682708), (84, 2586897), (108, 2012031), (109, 1993572), (126, 1724598), (162, 1341354), (189, 1149732), (218, 996786), (243, 894236), (252, 862299), (293, 741636), (324, 670677), (327, 664524), (378, 574866), (436, 498393), (486, 447118), (567, 383244), (586, 370818), (654, 332262), (756, 287433), (763, 284796), (879, 247212), (972, 223559), (981, 221508), (1134, 191622), (1172, 185409), (1308, 166131), (1526, 142398), (1701, 127748), (1758, 123606), (1962, 110754), (2051, 105948), (2268, 95811), (2289, 94932), (2637, 82404), (2943, 73836), (3052, 71199), (3402, 63874), (3516, 61803), (3924, 55377), (4102, 52974), (4578, 47466), (5274, 41202), (5886, 36918), (6153, 35316), (6804, 31937), (6867, 31644), (7911, 27468), (8204, 26487), (8829, 24612), (9156, 23733), (10548, 20601), (11772, 18459), (12306, 17658), (13734, 15822)]