28045128

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 72264960

約数和(自身を除く): 44219832

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 107, 134, 163, 201, 214, 268, 321, 326, 402, 428, 489, 536, 642, 652, 804, 856, 978, 1284, 1304, 1608, 1956, 2568, 3912, 7169, 10921, 14338, 17441, 21507, 21842, 28676, 32763, 34882, 43014, 43684, 52323, 57352, 65526, 69764, 86028, 87368, 104646, 131052, 139528, 172056, 209292, 262104, 418584, 1168547, 2337094, 3505641, 4674188, 7011282, 9348376, 14022564, 28045128]

約数ペア:

[(1, 28045128), (2, 14022564), (3, 9348376), (4, 7011282), (6, 4674188), (8, 3505641), (12, 2337094), (24, 1168547), (67, 418584), (107, 262104), (134, 209292), (163, 172056), (201, 139528), (214, 131052), (268, 104646), (321, 87368), (326, 86028), (402, 69764), (428, 65526), (489, 57352), (536, 52323), (642, 43684), (652, 43014), (804, 34882), (856, 32763), (978, 28676), (1284, 21842), (1304, 21507), (1608, 17441), (1956, 14338), (2568, 10921), (3912, 7169)]