981630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{839}}^1$

素因数の和:865

約数の個数: 48

約数和(自身を含む): 2751840

約数和(自身を除く): 1770210

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 839, 1170, 1678, 2517, 4195, 5034, 7551, 8390, 10907, 12585, 15102, 21814, 25170, 32721, 37755, 54535, 65442, 75510, 98163, 109070, 163605, 196326, 327210, 490815, 981630]

約数ペア:

[(1, 981630), (2, 490815), (3, 327210), (5, 196326), (6, 163605), (9, 109070), (10, 98163), (13, 75510), (15, 65442), (18, 54535), (26, 37755), (30, 32721), (39, 25170), (45, 21814), (65, 15102), (78, 12585), (90, 10907), (117, 8390), (130, 7551), (195, 5034), (234, 4195), (390, 2517), (585, 1678), (839, 1170)]