1331308875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{787}}^1$

素因数の和:1165

約数の個数: 64

約数和(自身を含む): 2395620864

約数和(自身を除く): 1064311989

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 347, 375, 787, 975, 1041, 1625, 1735, 2361, 3935, 4511, 4875, 5205, 8675, 10231, 11805, 13533, 19675, 22555, 26025, 30693, 43375, 51155, 59025, 67665, 98375, 112775, 130125, 153465, 255775, 273089, 295125, 338325, 563875, 767325, 819267, 1278875, 1365445, 1691625, 3550157, 3836625, 4096335, 6827225, 10650471, 17750785, 20481675, 34136125, 53252355, 88753925, 102408375, 266261775, 443769625, 1331308875]

約数ペア:

[(1, 1331308875), (3, 443769625), (5, 266261775), (13, 102408375), (15, 88753925), (25, 53252355), (39, 34136125), (65, 20481675), (75, 17750785), (125, 10650471), (195, 6827225), (325, 4096335), (347, 3836625), (375, 3550157), (787, 1691625), (975, 1365445), (1041, 1278875), (1625, 819267), (1735, 767325), (2361, 563875), (3935, 338325), (4511, 295125), (4875, 273089), (5205, 255775), (8675, 153465), (10231, 130125), (11805, 112775), (13533, 98375), (19675, 67665), (22555, 59025), (26025, 51155), (30693, 43375)]