121172831

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 137381760

約数和(自身を除く): 16208929

約数列:

[1, 13, 31, 101, 169, 229, 403, 1313, 2977, 3131, 5239, 7099, 17069, 23129, 38701, 40703, 92287, 300677, 529139, 716999, 1199731, 3908801, 9320987, 121172831]

約数ペア:

[(1, 121172831), (13, 9320987), (31, 3908801), (101, 1199731), (169, 716999), (229, 529139), (403, 300677), (1313, 92287), (2977, 40703), (3131, 38701), (5239, 23129), (7099, 17069)]