86019857

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 111555840

約数和(自身を除く): 25535983

約数列:

[1, 7, 11, 37, 77, 109, 259, 277, 407, 763, 1199, 1939, 2849, 3047, 4033, 8393, 10249, 21329, 28231, 30193, 44363, 71743, 112739, 211351, 310541, 332123, 789173, 1117141, 2324861, 7819987, 12288551, 86019857]

約数ペア:

[(1, 86019857), (7, 12288551), (11, 7819987), (37, 2324861), (77, 1117141), (109, 789173), (259, 332123), (277, 310541), (407, 211351), (763, 112739), (1199, 71743), (1939, 44363), (2849, 30193), (3047, 28231), (4033, 21329), (8393, 10249)]