1871610975

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{213289}}^1$

素因数の和:213321

約数の個数: 48

約数和(自身を含む): 3702714400

約数和(自身を除く): 1831103425

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 195, 225, 325, 351, 585, 675, 975, 1755, 2925, 8775, 213289, 639867, 1066445, 1919601, 2772757, 3199335, 5332225, 5758803, 8318271, 9598005, 13863785, 15996675, 24954813, 28794015, 41591355, 47990025, 69318925, 74864439, 124774065, 143970075, 207956775, 374322195, 623870325, 1871610975]

約数ペア:

[(1, 1871610975), (3, 623870325), (5, 374322195), (9, 207956775), (13, 143970075), (15, 124774065), (25, 74864439), (27, 69318925), (39, 47990025), (45, 41591355), (65, 28794015), (75, 24954813), (117, 15996675), (135, 13863785), (195, 9598005), (225, 8318271), (325, 5758803), (351, 5332225), (585, 3199335), (675, 2772757), (975, 1919601), (1755, 1066445), (2925, 639867), (8775, 213289)]