1921101

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:281

約数の個数: 32

約数和(自身を含む): 3268608

約数和(自身を除く): 1347507

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 227, 273, 403, 651, 681, 1209, 1589, 2821, 2951, 4767, 7037, 8463, 8853, 20657, 21111, 49259, 61971, 91481, 147777, 274443, 640367, 1921101]

約数ペア:

[(1, 1921101), (3, 640367), (7, 274443), (13, 147777), (21, 91481), (31, 61971), (39, 49259), (91, 21111), (93, 20657), (217, 8853), (227, 8463), (273, 7037), (403, 4767), (651, 2951), (681, 2821), (1209, 1589)]