31512784

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{233}}^1$

素因数の和:427

約数の個数: 40

約数和(自身を含む): 62674560

約数和(自身を除く): 31161776

約数列:

[1, 2, 4, 8, 16, 79, 107, 158, 214, 233, 316, 428, 466, 632, 856, 932, 1264, 1712, 1864, 3728, 8453, 16906, 18407, 24931, 33812, 36814, 49862, 67624, 73628, 99724, 135248, 147256, 199448, 294512, 398896, 1969549, 3939098, 7878196, 15756392, 31512784]

約数ペア:

[(1, 31512784), (2, 15756392), (4, 7878196), (8, 3939098), (16, 1969549), (79, 398896), (107, 294512), (158, 199448), (214, 147256), (233, 135248), (316, 99724), (428, 73628), (466, 67624), (632, 49862), (856, 36814), (932, 33812), (1264, 24931), (1712, 18407), (1864, 16906), (3728, 8453)]