253891455

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{4703}}^1$

素因数の和:4831

約数の個数: 32

約数和(自身を含む): 419973120

約数和(自身を除く): 166081665

約数列:

[1, 3, 5, 15, 59, 61, 177, 183, 295, 305, 885, 915, 3599, 4703, 10797, 14109, 17995, 23515, 53985, 70545, 277477, 286883, 832431, 860649, 1387385, 1434415, 4162155, 4303245, 16926097, 50778291, 84630485, 253891455]

約数ペア:

[(1, 253891455), (3, 84630485), (5, 50778291), (15, 16926097), (59, 4303245), (61, 4162155), (177, 1434415), (183, 1387385), (295, 860649), (305, 832431), (885, 286883), (915, 277477), (3599, 70545), (4703, 53985), (10797, 23515), (14109, 17995)]