8613969

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 14300160

約数和(自身を除く): 5686191

約数列:

[1, 3, 7, 13, 21, 39, 91, 139, 227, 273, 417, 681, 973, 1589, 1807, 2919, 2951, 4767, 5421, 8853, 12649, 20657, 31553, 37947, 61971, 94659, 220871, 410189, 662613, 1230567, 2871323, 8613969]

約数ペア:

[(1, 8613969), (3, 2871323), (7, 1230567), (13, 662613), (21, 410189), (39, 220871), (91, 94659), (139, 61971), (227, 37947), (273, 31553), (417, 20657), (681, 12649), (973, 8853), (1589, 5421), (1807, 4767), (2919, 2951)]