42208816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{661}}^1$

素因数の和:989

約数の個数: 40

約数和(自身を含む): 88490864

約数和(自身を除く): 46282048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 307, 614, 661, 1228, 1322, 2456, 2644, 3991, 4912, 5288, 7982, 8593, 10576, 15964, 17186, 31928, 34372, 63856, 68744, 137488, 202927, 405854, 811708, 1623416, 2638051, 3246832, 5276102, 10552204, 21104408, 42208816]

約数ペア:

[(1, 42208816), (2, 21104408), (4, 10552204), (8, 5276102), (13, 3246832), (16, 2638051), (26, 1623416), (52, 811708), (104, 405854), (208, 202927), (307, 137488), (614, 68744), (661, 63856), (1228, 34372), (1322, 31928), (2456, 17186), (2644, 15964), (3991, 10576), (4912, 8593), (5288, 7982)]