748958427

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{389}}^1$

素因数の和:633

約数の個数: 64

約数和(自身を含む): 1299916800

約数和(自身を除く): 550958373

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 167, 183, 189, 389, 427, 501, 549, 1167, 1169, 1281, 1503, 1647, 2723, 3501, 3507, 3843, 4509, 8169, 10187, 10503, 10521, 11529, 23729, 24507, 30561, 31563, 64963, 71187, 71309, 73521, 91683, 166103, 194889, 213561, 213927, 275049, 454741, 498309, 584667, 640683, 641781, 1364223, 1494927, 1754001, 1925343, 3962743, 4092669, 4484781, 11888229, 12278007, 27739201, 35664687, 83217603, 106994061, 249652809, 748958427]

約数ペア:

[(1, 748958427), (3, 249652809), (7, 106994061), (9, 83217603), (21, 35664687), (27, 27739201), (61, 12278007), (63, 11888229), (167, 4484781), (183, 4092669), (189, 3962743), (389, 1925343), (427, 1754001), (501, 1494927), (549, 1364223), (1167, 641781), (1169, 640683), (1281, 584667), (1503, 498309), (1647, 454741), (2723, 275049), (3501, 213927), (3507, 213561), (3843, 194889), (4509, 166103), (8169, 91683), (10187, 73521), (10503, 71309), (10521, 71187), (11529, 64963), (23729, 31563), (24507, 30561)]