42394725

素因数分解:

$3^3\times 5^2\times {\mathrm{181}}^1\times {\mathrm{347}}^1$

素因数の和:547

約数の個数: 48

約数和(自身を含む): 78536640

約数和(自身を除く): 36141915

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 181, 225, 347, 543, 675, 905, 1041, 1629, 1735, 2715, 3123, 4525, 4887, 5205, 8145, 8675, 9369, 13575, 15615, 24435, 26025, 40725, 46845, 62807, 78075, 122175, 188421, 234225, 314035, 565263, 942105, 1570175, 1695789, 2826315, 4710525, 8478945, 14131575, 42394725]

約数ペア:

[(1, 42394725), (3, 14131575), (5, 8478945), (9, 4710525), (15, 2826315), (25, 1695789), (27, 1570175), (45, 942105), (75, 565263), (135, 314035), (181, 234225), (225, 188421), (347, 122175), (543, 78075), (675, 62807), (905, 46845), (1041, 40725), (1629, 26025), (1735, 24435), (2715, 15615), (3123, 13575), (4525, 9369), (4887, 8675), (5205, 8145)]