39981474

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2801}}^1$

素因数の和:2883

約数の個数: 48

約数和(自身を含む): 94853304

約数和(自身を除く): 54871830

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 61, 78, 117, 122, 183, 234, 366, 549, 793, 1098, 1586, 2379, 2801, 4758, 5602, 7137, 8403, 14274, 16806, 25209, 36413, 50418, 72826, 109239, 170861, 218478, 327717, 341722, 512583, 655434, 1025166, 1537749, 2221193, 3075498, 4442386, 6663579, 13327158, 19990737, 39981474]

約数ペア:

[(1, 39981474), (2, 19990737), (3, 13327158), (6, 6663579), (9, 4442386), (13, 3075498), (18, 2221193), (26, 1537749), (39, 1025166), (61, 655434), (78, 512583), (117, 341722), (122, 327717), (183, 218478), (234, 170861), (366, 109239), (549, 72826), (793, 50418), (1098, 36413), (1586, 25209), (2379, 16806), (2801, 14274), (4758, 8403), (5602, 7137)]