78374216

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{1409}}^1$

素因数の和:1841

約数の個数: 32

約数和(自身を含む): 156087000

約数和(自身を除く): 77712784

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 409, 818, 1409, 1636, 2818, 3272, 5636, 6953, 11272, 13906, 23953, 27812, 47906, 55624, 95812, 191624, 576281, 1152562, 2305124, 4610248, 9796777, 19593554, 39187108, 78374216]

約数ペア:

[(1, 78374216), (2, 39187108), (4, 19593554), (8, 9796777), (17, 4610248), (34, 2305124), (68, 1152562), (136, 576281), (409, 191624), (818, 95812), (1409, 55624), (1636, 47906), (2818, 27812), (3272, 23953), (5636, 13906), (6953, 11272)]