266501319

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1\times {\mathrm{661}}^1$

素因数の和:1007

約数の個数: 32

約数和(自身を含む): 413850624

約数和(自身を除く): 147349305

約数列:

[1, 3, 7, 21, 73, 219, 263, 511, 661, 789, 1533, 1841, 1983, 4627, 5523, 13881, 19199, 48253, 57597, 134393, 144759, 173843, 337771, 403179, 521529, 1013313, 1216901, 3650703, 12690539, 38071617, 88833773, 266501319]

約数ペア:

[(1, 266501319), (3, 88833773), (7, 38071617), (21, 12690539), (73, 3650703), (219, 1216901), (263, 1013313), (511, 521529), (661, 403179), (789, 337771), (1533, 173843), (1841, 144759), (1983, 134393), (4627, 57597), (5523, 48253), (13881, 19199)]