37689939

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^2$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 70237440

約数和(自身を除く): 32547501

約数列:

[1, 3, 7, 9, 19, 21, 23, 37, 57, 63, 69, 111, 133, 161, 171, 207, 259, 333, 399, 437, 483, 703, 777, 851, 1197, 1311, 1369, 1449, 2109, 2331, 2553, 3059, 3933, 4107, 4921, 5957, 6327, 7659, 9177, 9583, 12321, 14763, 16169, 17871, 26011, 27531, 28749, 31487, 44289, 48507, 53613, 78033, 86247, 94461, 113183, 145521, 182077, 220409, 234099, 283383, 339549, 546231, 598253, 661227, 1018647, 1638693, 1794759, 1983681, 4187771, 5384277, 12563313, 37689939]

約数ペア:

[(1, 37689939), (3, 12563313), (7, 5384277), (9, 4187771), (19, 1983681), (21, 1794759), (23, 1638693), (37, 1018647), (57, 661227), (63, 598253), (69, 546231), (111, 339549), (133, 283383), (161, 234099), (171, 220409), (207, 182077), (259, 145521), (333, 113183), (399, 94461), (437, 86247), (483, 78033), (703, 53613), (777, 48507), (851, 44289), (1197, 31487), (1311, 28749), (1369, 27531), (1449, 26011), (2109, 17871), (2331, 16169), (2553, 14763), (3059, 12321), (3933, 9583), (4107, 9177), (4921, 7659), (5957, 6327)]