15800565

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 30108672

約数和(自身を除く): 14308107

約数列:

[1, 3, 5, 11, 15, 17, 33, 43, 51, 55, 85, 129, 131, 165, 187, 215, 255, 393, 473, 561, 645, 655, 731, 935, 1419, 1441, 1965, 2193, 2227, 2365, 2805, 3655, 4323, 5633, 6681, 7095, 7205, 8041, 10965, 11135, 16899, 21615, 24123, 24497, 28165, 33405, 40205, 61963, 73491, 84495, 95761, 120615, 122485, 185889, 287283, 309815, 367455, 478805, 929445, 1053371, 1436415, 3160113, 5266855, 15800565]

約数ペア:

[(1, 15800565), (3, 5266855), (5, 3160113), (11, 1436415), (15, 1053371), (17, 929445), (33, 478805), (43, 367455), (51, 309815), (55, 287283), (85, 185889), (129, 122485), (131, 120615), (165, 95761), (187, 84495), (215, 73491), (255, 61963), (393, 40205), (473, 33405), (561, 28165), (645, 24497), (655, 24123), (731, 21615), (935, 16899), (1419, 11135), (1441, 10965), (1965, 8041), (2193, 7205), (2227, 7095), (2365, 6681), (2805, 5633), (3655, 4323)]