401975704

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{203429}}^1$

素因数の和:203467

約数の個数: 32

約数和(自身を含む): 854406000

約数和(自身を除く): 452430296

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 203429, 406858, 813716, 1627432, 2644577, 3865151, 5289154, 7730302, 10578308, 15460604, 21156616, 30921208, 50246963, 100493926, 200987852, 401975704]

約数ペア:

[(1, 401975704), (2, 200987852), (4, 100493926), (8, 50246963), (13, 30921208), (19, 21156616), (26, 15460604), (38, 10578308), (52, 7730302), (76, 5289154), (104, 3865151), (152, 2644577), (247, 1627432), (494, 813716), (988, 406858), (1976, 203429)]