42142155

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:212

約数の個数: 64

約数和(自身を含む): 77137920

約数和(自身を除く): 34995765

約数列:

[1, 3, 5, 11, 15, 33, 53, 55, 61, 79, 159, 165, 183, 237, 265, 305, 395, 583, 671, 795, 869, 915, 1185, 1749, 2013, 2607, 2915, 3233, 3355, 4187, 4345, 4819, 8745, 9699, 10065, 12561, 13035, 14457, 16165, 20935, 24095, 35563, 46057, 48495, 53009, 62805, 72285, 106689, 138171, 159027, 177815, 230285, 255407, 265045, 533445, 690855, 766221, 795135, 1277035, 2809477, 3831105, 8428431, 14047385, 42142155]

約数ペア:

[(1, 42142155), (3, 14047385), (5, 8428431), (11, 3831105), (15, 2809477), (33, 1277035), (53, 795135), (55, 766221), (61, 690855), (79, 533445), (159, 265045), (165, 255407), (183, 230285), (237, 177815), (265, 159027), (305, 138171), (395, 106689), (583, 72285), (671, 62805), (795, 53009), (869, 48495), (915, 46057), (1185, 35563), (1749, 24095), (2013, 20935), (2607, 16165), (2915, 14457), (3233, 13035), (3355, 12561), (4187, 10065), (4345, 9699), (4819, 8745)]