66990651

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 117669888

約数和(自身を除く): 50679237

約数列:

[1, 3, 7, 13, 21, 23, 39, 47, 69, 91, 141, 161, 227, 273, 299, 329, 483, 611, 681, 897, 987, 1081, 1589, 1833, 2093, 2951, 3243, 4277, 4767, 5221, 6279, 7567, 8853, 10669, 12831, 14053, 15663, 20657, 22701, 32007, 36547, 42159, 61971, 67873, 74683, 98371, 109641, 138697, 203619, 224049, 245387, 295113, 416091, 475111, 736161, 970879, 1425333, 1717709, 2912637, 3190031, 5153127, 9570093, 22330217, 66990651]

約数ペア:

[(1, 66990651), (3, 22330217), (7, 9570093), (13, 5153127), (21, 3190031), (23, 2912637), (39, 1717709), (47, 1425333), (69, 970879), (91, 736161), (141, 475111), (161, 416091), (227, 295113), (273, 245387), (299, 224049), (329, 203619), (483, 138697), (611, 109641), (681, 98371), (897, 74683), (987, 67873), (1081, 61971), (1589, 42159), (1833, 36547), (2093, 32007), (2951, 22701), (3243, 20657), (4277, 15663), (4767, 14053), (5221, 12831), (6279, 10669), (7567, 8853)]