81472734

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{646609}}^1$

素因数の和:646624

約数の個数: 24

約数和(自身を含む): 201742320

約数和(自身を除く): 120269586

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 646609, 1293218, 1939827, 3879654, 4526263, 5819481, 9052526, 11638962, 13578789, 27157578, 40736367, 81472734]

約数ペア:

[(1, 81472734), (2, 40736367), (3, 27157578), (6, 13578789), (7, 11638962), (9, 9052526), (14, 5819481), (18, 4526263), (21, 3879654), (42, 1939827), (63, 1293218), (126, 646609)]