3990376

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:134

約数の個数: 64

約数和(自身を含む): 8905680

約数和(自身を除く): 4915304

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 37, 52, 61, 68, 74, 104, 122, 136, 148, 221, 244, 296, 442, 481, 488, 629, 793, 884, 962, 1037, 1258, 1586, 1768, 1924, 2074, 2257, 2516, 3172, 3848, 4148, 4514, 5032, 6344, 8177, 8296, 9028, 13481, 16354, 18056, 26962, 29341, 32708, 38369, 53924, 58682, 65416, 76738, 107848, 117364, 153476, 234728, 306952, 498797, 997594, 1995188, 3990376]

約数ペア:

[(1, 3990376), (2, 1995188), (4, 997594), (8, 498797), (13, 306952), (17, 234728), (26, 153476), (34, 117364), (37, 107848), (52, 76738), (61, 65416), (68, 58682), (74, 53924), (104, 38369), (122, 32708), (136, 29341), (148, 26962), (221, 18056), (244, 16354), (296, 13481), (442, 9028), (481, 8296), (488, 8177), (629, 6344), (793, 5032), (884, 4514), (962, 4148), (1037, 3848), (1258, 3172), (1586, 2516), (1768, 2257), (1924, 2074)]