393950088

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{260549}}^1$

素因数の和:260571

約数の個数: 64

約数和(自身を含む): 1250640000

約数和(自身を除く): 856689912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 260549, 521098, 781647, 1042196, 1563294, 1823843, 2084392, 2344941, 3126588, 3647686, 4689882, 5471529, 6253176, 7034823, 7295372, 9379764, 10943058, 14069646, 14590744, 16414587, 18759528, 21886116, 28139292, 32829174, 43772232, 49243761, 56278584, 65658348, 98487522, 131316696, 196975044, 393950088]

約数ペア:

[(1, 393950088), (2, 196975044), (3, 131316696), (4, 98487522), (6, 65658348), (7, 56278584), (8, 49243761), (9, 43772232), (12, 32829174), (14, 28139292), (18, 21886116), (21, 18759528), (24, 16414587), (27, 14590744), (28, 14069646), (36, 10943058), (42, 9379764), (54, 7295372), (56, 7034823), (63, 6253176), (72, 5471529), (84, 4689882), (108, 3647686), (126, 3126588), (168, 2344941), (189, 2084392), (216, 1823843), (252, 1563294), (378, 1042196), (504, 781647), (756, 521098), (1512, 260549)]