28181716

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 56077056

約数和(自身を除く): 27895340

約数列:

[1, 2, 4, 17, 23, 34, 37, 46, 68, 74, 92, 148, 391, 487, 629, 782, 851, 974, 1258, 1564, 1702, 1948, 2516, 3404, 8279, 11201, 14467, 16558, 18019, 22402, 28934, 33116, 36038, 44804, 57868, 72076, 190417, 306323, 380834, 414437, 612646, 761668, 828874, 1225292, 1657748, 7045429, 14090858, 28181716]

約数ペア:

[(1, 28181716), (2, 14090858), (4, 7045429), (17, 1657748), (23, 1225292), (34, 828874), (37, 761668), (46, 612646), (68, 414437), (74, 380834), (92, 306323), (148, 190417), (391, 72076), (487, 57868), (629, 44804), (782, 36038), (851, 33116), (974, 28934), (1258, 22402), (1564, 18019), (1702, 16558), (1948, 14467), (2516, 11201), (3404, 8279)]