13680990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2141}}^1$

素因数の和:2225

約数の個数: 48

約数和(自身を含む): 36088416

約数和(自身を除く): 22407426

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 2141, 3195, 4282, 6390, 6423, 10705, 12846, 19269, 21410, 32115, 38538, 64230, 96345, 152011, 192690, 304022, 456033, 760055, 912066, 1368099, 1520110, 2280165, 2736198, 4560330, 6840495, 13680990]

約数ペア:

[(1, 13680990), (2, 6840495), (3, 4560330), (5, 2736198), (6, 2280165), (9, 1520110), (10, 1368099), (15, 912066), (18, 760055), (30, 456033), (45, 304022), (71, 192690), (90, 152011), (142, 96345), (213, 64230), (355, 38538), (426, 32115), (639, 21410), (710, 19269), (1065, 12846), (1278, 10705), (2130, 6423), (2141, 6390), (3195, 4282)]