161921804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{6983}}^1$

素因数の和:7046

約数の個数: 48

約数和(自身を含む): 337913856

約数和(自身を除く): 175992052

約数列:

[1, 2, 4, 11, 17, 22, 31, 34, 44, 62, 68, 124, 187, 341, 374, 527, 682, 748, 1054, 1364, 2108, 5797, 6983, 11594, 13966, 23188, 27932, 76813, 118711, 153626, 216473, 237422, 307252, 432946, 474844, 865892, 1305821, 2381203, 2611642, 3680041, 4762406, 5223284, 7360082, 9524812, 14720164, 40480451, 80960902, 161921804]

約数ペア:

[(1, 161921804), (2, 80960902), (4, 40480451), (11, 14720164), (17, 9524812), (22, 7360082), (31, 5223284), (34, 4762406), (44, 3680041), (62, 2611642), (68, 2381203), (124, 1305821), (187, 865892), (341, 474844), (374, 432946), (527, 307252), (682, 237422), (748, 216473), (1054, 153626), (1364, 118711), (2108, 76813), (5797, 27932), (6983, 23188), (11594, 13966)]