1331340735

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{20399}}^1$

素因数の和:20655

約数の個数: 32

約数和(自身を含む): 2252160000

約数和(自身を除く): 920819265

約数列:

[1, 3, 5, 15, 19, 57, 95, 229, 285, 687, 1145, 3435, 4351, 13053, 20399, 21755, 61197, 65265, 101995, 305985, 387581, 1162743, 1937905, 4671371, 5813715, 14014113, 23356855, 70070565, 88756049, 266268147, 443780245, 1331340735]

約数ペア:

[(1, 1331340735), (3, 443780245), (5, 266268147), (15, 88756049), (19, 70070565), (57, 23356855), (95, 14014113), (229, 5813715), (285, 4671371), (687, 1937905), (1145, 1162743), (3435, 387581), (4351, 305985), (13053, 101995), (20399, 65265), (21755, 61197)]