131570313

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1117}}^1$

素因数の和:1277

約数の個数: 32

約数和(自身を含む): 206069760

約数和(自身を除く): 74499447

約数列:

[1, 3, 7, 21, 71, 79, 213, 237, 497, 553, 1117, 1491, 1659, 3351, 5609, 7819, 16827, 23457, 39263, 79307, 88243, 117789, 237921, 264729, 555149, 617701, 1665447, 1853103, 6265253, 18795759, 43856771, 131570313]

約数ペア:

[(1, 131570313), (3, 43856771), (7, 18795759), (21, 6265253), (71, 1853103), (79, 1665447), (213, 617701), (237, 555149), (497, 264729), (553, 237921), (1117, 117789), (1491, 88243), (1659, 79307), (3351, 39263), (5609, 23457), (7819, 16827)]