215789022

素因数分解:

$2^1\times 3^4\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:415

約数の個数: 80

約数和(自身を含む): 498988512

約数和(自身を除く): 283199490

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 73, 81, 142, 146, 162, 213, 219, 257, 426, 438, 514, 639, 657, 771, 1278, 1314, 1542, 1917, 1971, 2313, 3834, 3942, 4626, 5183, 5751, 5913, 6939, 10366, 11502, 11826, 13878, 15549, 18247, 18761, 20817, 31098, 36494, 37522, 41634, 46647, 54741, 56283, 93294, 109482, 112566, 139941, 164223, 168849, 279882, 328446, 337698, 419823, 492669, 506547, 839646, 985338, 1013094, 1332031, 1478007, 1519641, 2664062, 2956014, 3039282, 3996093, 7992186, 11988279, 23976558, 35964837, 71929674, 107894511, 215789022]

約数ペア:

[(1, 215789022), (2, 107894511), (3, 71929674), (6, 35964837), (9, 23976558), (18, 11988279), (27, 7992186), (54, 3996093), (71, 3039282), (73, 2956014), (81, 2664062), (142, 1519641), (146, 1478007), (162, 1332031), (213, 1013094), (219, 985338), (257, 839646), (426, 506547), (438, 492669), (514, 419823), (639, 337698), (657, 328446), (771, 279882), (1278, 168849), (1314, 164223), (1542, 139941), (1917, 112566), (1971, 109482), (2313, 93294), (3834, 56283), (3942, 54741), (4626, 46647), (5183, 41634), (5751, 37522), (5913, 36494), (6939, 31098), (10366, 20817), (11502, 18761), (11826, 18247), (13878, 15549)]