397585665

素因数分解:

$3^7\times 5^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 724538880

約数和(自身を除く): 326953215

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 103, 135, 243, 309, 353, 405, 515, 729, 927, 1059, 1215, 1545, 1765, 2187, 2781, 3177, 3645, 4635, 5295, 8343, 9531, 10935, 13905, 15885, 25029, 28593, 36359, 41715, 47655, 75087, 85779, 109077, 125145, 142965, 181795, 225261, 257337, 327231, 375435, 428895, 545385, 772011, 981693, 1126305, 1286685, 1636155, 2945079, 3860055, 4908465, 8835237, 14725395, 26505711, 44176185, 79517133, 132528555, 397585665]

約数ペア:

[(1, 397585665), (3, 132528555), (5, 79517133), (9, 44176185), (15, 26505711), (27, 14725395), (45, 8835237), (81, 4908465), (103, 3860055), (135, 2945079), (243, 1636155), (309, 1286685), (353, 1126305), (405, 981693), (515, 772011), (729, 545385), (927, 428895), (1059, 375435), (1215, 327231), (1545, 257337), (1765, 225261), (2187, 181795), (2781, 142965), (3177, 125145), (3645, 109077), (4635, 85779), (5295, 75087), (8343, 47655), (9531, 41715), (10935, 36359), (13905, 28593), (15885, 25029)]