490970883

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{4391}}^1$

素因数の和:4515

約数の個数: 32

約数和(自身を含む): 731953152

約数和(自身を除く): 240982269

約数列:

[1, 3, 13, 39, 47, 61, 141, 183, 611, 793, 1833, 2379, 2867, 4391, 8601, 13173, 37271, 57083, 111813, 171249, 206377, 267851, 619131, 803553, 2682901, 3482063, 8048703, 10446189, 12588997, 37766991, 163656961, 490970883]

約数ペア:

[(1, 490970883), (3, 163656961), (13, 37766991), (39, 12588997), (47, 10446189), (61, 8048703), (141, 3482063), (183, 2682901), (611, 803553), (793, 619131), (1833, 267851), (2379, 206377), (2867, 171249), (4391, 111813), (8601, 57083), (13173, 37271)]