72853755

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21977}}^1$

素因数の和:22015

約数の個数: 32

約数和(自身を含む): 132922944

約数和(自身を除く): 60069189

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 21977, 65931, 109885, 285701, 329655, 373609, 857103, 1120827, 1428505, 1868045, 4285515, 4856917, 5604135, 14570751, 24284585, 72853755]

約数ペア:

[(1, 72853755), (3, 24284585), (5, 14570751), (13, 5604135), (15, 4856917), (17, 4285515), (39, 1868045), (51, 1428505), (65, 1120827), (85, 857103), (195, 373609), (221, 329655), (255, 285701), (663, 109885), (1105, 65931), (3315, 21977)]