128423745

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{32803}}^1$

素因数の和:32846

約数の個数: 32

約数和(自身を含む): 236188800

約数和(自身を除く): 107765055

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 32803, 98409, 164015, 295227, 492045, 885681, 951287, 1476135, 2853861, 4428405, 4756435, 8561583, 14269305, 25684749, 42807915, 128423745]

約数ペア:

[(1, 128423745), (3, 42807915), (5, 25684749), (9, 14269305), (15, 8561583), (27, 4756435), (29, 4428405), (45, 2853861), (87, 1476135), (135, 951287), (145, 885681), (261, 492045), (435, 295227), (783, 164015), (1305, 98409), (3915, 32803)]