64401456

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{191671}}^1$

素因数の和:191689

約数の個数: 40

約数和(自身を含む): 190138624

約数和(自身を除く): 125737168

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 191671, 383342, 575013, 766684, 1150026, 1341697, 1533368, 2300052, 2683394, 3066736, 4025091, 4600104, 5366788, 8050182, 9200208, 10733576, 16100364, 21467152, 32200728, 64401456]

約数ペア:

[(1, 64401456), (2, 32200728), (3, 21467152), (4, 16100364), (6, 10733576), (7, 9200208), (8, 8050182), (12, 5366788), (14, 4600104), (16, 4025091), (21, 3066736), (24, 2683394), (28, 2300052), (42, 1533368), (48, 1341697), (56, 1150026), (84, 766684), (112, 575013), (168, 383342), (336, 191671)]