71563954

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 139594752

約数和(自身を除く): 68030798

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 101, 107, 154, 202, 214, 301, 473, 602, 707, 749, 946, 1111, 1177, 1414, 1498, 2222, 2354, 3311, 4343, 4601, 6622, 7777, 8239, 8686, 9202, 10807, 15554, 16478, 21614, 30401, 32207, 47773, 50611, 60802, 64414, 75649, 95546, 101222, 118877, 151298, 237754, 334411, 354277, 464701, 668822, 708554, 832139, 929402, 1664278, 3252907, 5111711, 6505814, 10223422, 35781977, 71563954]

約数ペア:

[(1, 71563954), (2, 35781977), (7, 10223422), (11, 6505814), (14, 5111711), (22, 3252907), (43, 1664278), (77, 929402), (86, 832139), (101, 708554), (107, 668822), (154, 464701), (202, 354277), (214, 334411), (301, 237754), (473, 151298), (602, 118877), (707, 101222), (749, 95546), (946, 75649), (1111, 64414), (1177, 60802), (1414, 50611), (1498, 47773), (2222, 32207), (2354, 30401), (3311, 21614), (4343, 16478), (4601, 15554), (6622, 10807), (7777, 9202), (8239, 8686)]