211903725

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1$

素因数の和:591

約数の個数: 96

約数和(自身を含む): 419437440

約数和(自身を除く): 207533715

約数列:

[1, 3, 5, 11, 15, 17, 25, 29, 33, 51, 55, 75, 85, 87, 145, 165, 187, 255, 275, 319, 425, 435, 493, 521, 561, 725, 825, 935, 957, 1275, 1479, 1563, 1595, 2175, 2465, 2605, 2805, 4675, 4785, 5423, 5731, 7395, 7815, 7975, 8857, 12325, 13025, 14025, 15109, 16269, 17193, 23925, 26571, 27115, 28655, 36975, 39075, 44285, 45327, 75545, 81345, 85965, 97427, 132855, 135575, 143275, 166199, 221425, 226635, 256853, 292281, 377725, 406725, 429825, 487135, 498597, 664275, 770559, 830995, 1133175, 1284265, 1461405, 2435675, 2492985, 2825383, 3852795, 4154975, 6421325, 7307025, 8476149, 12464925, 14126915, 19263975, 42380745, 70634575, 211903725]

約数ペア:

[(1, 211903725), (3, 70634575), (5, 42380745), (11, 19263975), (15, 14126915), (17, 12464925), (25, 8476149), (29, 7307025), (33, 6421325), (51, 4154975), (55, 3852795), (75, 2825383), (85, 2492985), (87, 2435675), (145, 1461405), (165, 1284265), (187, 1133175), (255, 830995), (275, 770559), (319, 664275), (425, 498597), (435, 487135), (493, 429825), (521, 406725), (561, 377725), (725, 292281), (825, 256853), (935, 226635), (957, 221425), (1275, 166199), (1479, 143275), (1563, 135575), (1595, 132855), (2175, 97427), (2465, 85965), (2605, 81345), (2805, 75545), (4675, 45327), (4785, 44285), (5423, 39075), (5731, 36975), (7395, 28655), (7815, 27115), (7975, 26571), (8857, 23925), (12325, 17193), (13025, 16269), (14025, 15109)]