3895216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:389

約数の個数: 40

約数和(自身を含む): 8287664

約数和(自身を除く): 4392448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 307, 488, 614, 793, 976, 1228, 1586, 2456, 3172, 3991, 4912, 6344, 7982, 12688, 15964, 18727, 31928, 37454, 63856, 74908, 149816, 243451, 299632, 486902, 973804, 1947608, 3895216]

約数ペア:

[(1, 3895216), (2, 1947608), (4, 973804), (8, 486902), (13, 299632), (16, 243451), (26, 149816), (52, 74908), (61, 63856), (104, 37454), (122, 31928), (208, 18727), (244, 15964), (307, 12688), (488, 7982), (614, 6344), (793, 4912), (976, 3991), (1228, 3172), (1586, 2456)]