128385153

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{631}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 209803776

約数和(自身を除く): 81418623

約数列:

[1, 3, 9, 13, 37, 39, 47, 111, 117, 141, 333, 423, 481, 611, 631, 1443, 1739, 1833, 1893, 4329, 5217, 5499, 5679, 8203, 15651, 22607, 23347, 24609, 29657, 67821, 70041, 73827, 88971, 203463, 210123, 266913, 303511, 385541, 910533, 1097309, 1156623, 2731599, 3291927, 3469869, 9875781, 14265017, 42795051, 128385153]

約数ペア:

[(1, 128385153), (3, 42795051), (9, 14265017), (13, 9875781), (37, 3469869), (39, 3291927), (47, 2731599), (111, 1156623), (117, 1097309), (141, 910533), (333, 385541), (423, 303511), (481, 266913), (611, 210123), (631, 203463), (1443, 88971), (1739, 73827), (1833, 70041), (1893, 67821), (4329, 29657), (5217, 24609), (5499, 23347), (5679, 22607), (8203, 15651)]