8681596

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 19256832

約数和(自身を除く): 10575236

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 397, 497, 781, 794, 994, 1562, 1588, 1988, 2779, 3124, 4367, 5467, 5558, 8734, 10934, 11116, 17468, 21868, 28187, 30569, 56374, 61138, 112748, 122276, 197309, 310057, 394618, 620114, 789236, 1240228, 2170399, 4340798, 8681596]

約数ペア:

[(1, 8681596), (2, 4340798), (4, 2170399), (7, 1240228), (11, 789236), (14, 620114), (22, 394618), (28, 310057), (44, 197309), (71, 122276), (77, 112748), (142, 61138), (154, 56374), (284, 30569), (308, 28187), (397, 21868), (497, 17468), (781, 11116), (794, 10934), (994, 8734), (1562, 5558), (1588, 5467), (1988, 4367), (2779, 3124)]