398921628

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{20921}}^1$

素因数の和:21162

約数の個数: 48

約数和(自身を含む): 1068528384

約数和(自身を除く): 669606756

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 227, 454, 681, 908, 1362, 1589, 2724, 3178, 4767, 6356, 9534, 19068, 20921, 41842, 62763, 83684, 125526, 146447, 251052, 292894, 439341, 585788, 878682, 1757364, 4749067, 9498134, 14247201, 18996268, 28494402, 33243469, 56988804, 66486938, 99730407, 132973876, 199460814, 398921628]

約数ペア:

[(1, 398921628), (2, 199460814), (3, 132973876), (4, 99730407), (6, 66486938), (7, 56988804), (12, 33243469), (14, 28494402), (21, 18996268), (28, 14247201), (42, 9498134), (84, 4749067), (227, 1757364), (454, 878682), (681, 585788), (908, 439341), (1362, 292894), (1589, 251052), (2724, 146447), (3178, 125526), (4767, 83684), (6356, 62763), (9534, 41842), (19068, 20921)]