638667372

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{155167}}^1$

素因数の和:155195

約数の個数: 48

約数和(自身を含む): 1737881600

約数和(自身を除く): 1099214228

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 4116, 155167, 310334, 465501, 620668, 931002, 1086169, 1862004, 2172338, 3258507, 4344676, 6517014, 7603183, 13034028, 15206366, 22809549, 30412732, 45619098, 53222281, 91238196, 106444562, 159666843, 212889124, 319333686, 638667372]

約数ペア:

[(1, 638667372), (2, 319333686), (3, 212889124), (4, 159666843), (6, 106444562), (7, 91238196), (12, 53222281), (14, 45619098), (21, 30412732), (28, 22809549), (42, 15206366), (49, 13034028), (84, 7603183), (98, 6517014), (147, 4344676), (196, 3258507), (294, 2172338), (343, 1862004), (588, 1086169), (686, 931002), (1029, 620668), (1372, 465501), (2058, 310334), (4116, 155167)]