1372959

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:100

約数の個数: 48

約数和(自身を含む): 2529280

約数和(自身を除く): 1156321

約数列:

[1, 3, 7, 9, 19, 21, 31, 37, 57, 63, 93, 111, 133, 171, 217, 259, 279, 333, 399, 589, 651, 703, 777, 1147, 1197, 1767, 1953, 2109, 2331, 3441, 4123, 4921, 5301, 6327, 8029, 10323, 12369, 14763, 21793, 24087, 37107, 44289, 65379, 72261, 152551, 196137, 457653, 1372959]

約数ペア:

[(1, 1372959), (3, 457653), (7, 196137), (9, 152551), (19, 72261), (21, 65379), (31, 44289), (37, 37107), (57, 24087), (63, 21793), (93, 14763), (111, 12369), (133, 10323), (171, 8029), (217, 6327), (259, 5301), (279, 4921), (333, 4123), (399, 3441), (589, 2331), (651, 2109), (703, 1953), (777, 1767), (1147, 1197)]