15678921622

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{19891}}^1$

素因数の和:20045

約数の個数: 64

約数和(自身を含む): 29836090368

約数和(自身を除く): 14157168746

約数列:

[1, 2, 7, 13, 14, 26, 61, 71, 91, 122, 142, 182, 427, 497, 793, 854, 923, 994, 1586, 1846, 4331, 5551, 6461, 8662, 11102, 12922, 19891, 30317, 39782, 56303, 60634, 112606, 139237, 258583, 278474, 394121, 517166, 788242, 1213351, 1412261, 1810081, 2426702, 2824522, 3620162, 8493457, 9885827, 15773563, 16986914, 18359393, 19771654, 31547126, 36718786, 86147921, 110414941, 128515751, 172295842, 220829882, 257031502, 603035447, 1119922973, 1206070894, 2239845946, 7839460811, 15678921622]

約数ペア:

[(1, 15678921622), (2, 7839460811), (7, 2239845946), (13, 1206070894), (14, 1119922973), (26, 603035447), (61, 257031502), (71, 220829882), (91, 172295842), (122, 128515751), (142, 110414941), (182, 86147921), (427, 36718786), (497, 31547126), (793, 19771654), (854, 18359393), (923, 16986914), (994, 15773563), (1586, 9885827), (1846, 8493457), (4331, 3620162), (5551, 2824522), (6461, 2426702), (8662, 1810081), (11102, 1412261), (12922, 1213351), (19891, 788242), (30317, 517166), (39782, 394121), (56303, 278474), (60634, 258583), (112606, 139237)]