2231216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1$

素因数の和:669

約数の個数: 40

約数和(自身を含む): 4937184

約数和(自身を除く): 2705968

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 631, 884, 1262, 1768, 2524, 3536, 5048, 8203, 10096, 10727, 16406, 21454, 32812, 42908, 65624, 85816, 131248, 139451, 171632, 278902, 557804, 1115608, 2231216]

約数ペア:

[(1, 2231216), (2, 1115608), (4, 557804), (8, 278902), (13, 171632), (16, 139451), (17, 131248), (26, 85816), (34, 65624), (52, 42908), (68, 32812), (104, 21454), (136, 16406), (208, 10727), (221, 10096), (272, 8203), (442, 5048), (631, 3536), (884, 2524), (1262, 1768)]