61218486

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1249}}^1$

素因数の和:1653

約数の個数: 48

約数和(自身を含む): 152100000

約数和(自身を除く): 90881514

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 389, 778, 1167, 1249, 2334, 2498, 2723, 3501, 3747, 5446, 7002, 7494, 8169, 8743, 11241, 16338, 17486, 22482, 24507, 26229, 49014, 52458, 78687, 157374, 485861, 971722, 1457583, 2915166, 3401027, 4372749, 6802054, 8745498, 10203081, 20406162, 30609243, 61218486]

約数ペア:

[(1, 61218486), (2, 30609243), (3, 20406162), (6, 10203081), (7, 8745498), (9, 6802054), (14, 4372749), (18, 3401027), (21, 2915166), (42, 1457583), (63, 971722), (126, 485861), (389, 157374), (778, 78687), (1167, 52458), (1249, 49014), (2334, 26229), (2498, 24507), (2723, 22482), (3501, 17486), (3747, 16338), (5446, 11241), (7002, 8743), (7494, 8169)]