81081720573

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1\times {\mathrm{172283}}^1$

素因数の和:172673

約数の個数: 32

約数和(自身を含む): 125654301696

約数和(自身を除く): 44572581123

約数列:

[1, 3, 7, 21, 73, 219, 307, 511, 921, 1533, 2149, 6447, 22411, 67233, 156877, 172283, 470631, 516849, 1205981, 3617943, 12576659, 37729977, 52890881, 88036613, 158672643, 264109839, 370236167, 1110708501, 3861034313, 11583102939, 27027240191, 81081720573]

約数ペア:

[(1, 81081720573), (3, 27027240191), (7, 11583102939), (21, 3861034313), (73, 1110708501), (219, 370236167), (307, 264109839), (511, 158672643), (921, 88036613), (1533, 52890881), (2149, 37729977), (6447, 12576659), (22411, 3617943), (67233, 1205981), (156877, 516849), (172283, 470631)]