42978856

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{4451}}^1$

素因数の和:4545

約数の個数: 32

約数和(自身を含む): 86546880

約数和(自身を除く): 43568024

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 284, 568, 1207, 2414, 4451, 4828, 8902, 9656, 17804, 35608, 75667, 151334, 302668, 316021, 605336, 632042, 1264084, 2528168, 5372357, 10744714, 21489428, 42978856]

約数ペア:

[(1, 42978856), (2, 21489428), (4, 10744714), (8, 5372357), (17, 2528168), (34, 1264084), (68, 632042), (71, 605336), (136, 316021), (142, 302668), (284, 151334), (568, 75667), (1207, 35608), (2414, 17804), (4451, 9656), (4828, 8902)]