3811905

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 7188480

約数和(自身を除く): 3376575

約数列:

[1, 3, 5, 9, 15, 23, 29, 45, 69, 87, 115, 127, 145, 207, 261, 345, 381, 435, 635, 667, 1035, 1143, 1305, 1905, 2001, 2921, 3335, 3683, 5715, 6003, 8763, 10005, 11049, 14605, 18415, 26289, 30015, 33147, 43815, 55245, 84709, 131445, 165735, 254127, 423545, 762381, 1270635, 3811905]

約数ペア:

[(1, 3811905), (3, 1270635), (5, 762381), (9, 423545), (15, 254127), (23, 165735), (29, 131445), (45, 84709), (69, 55245), (87, 43815), (115, 33147), (127, 30015), (145, 26289), (207, 18415), (261, 14605), (345, 11049), (381, 10005), (435, 8763), (635, 6003), (667, 5715), (1035, 3683), (1143, 3335), (1305, 2921), (1905, 2001)]