85221765

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{6553}}^1$

素因数の和:6598

約数の個数: 36

約数和(自身を含む): 156942084

約数和(自身を除く): 71720319

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 289, 765, 867, 1445, 2601, 4335, 6553, 13005, 19659, 32765, 58977, 98295, 111401, 294885, 334203, 557005, 1002609, 1671015, 1893817, 5013045, 5681451, 9469085, 17044353, 28407255, 85221765]

約数ペア:

[(1, 85221765), (3, 28407255), (5, 17044353), (9, 9469085), (15, 5681451), (17, 5013045), (45, 1893817), (51, 1671015), (85, 1002609), (153, 557005), (255, 334203), (289, 294885), (765, 111401), (867, 98295), (1445, 58977), (2601, 32765), (4335, 19659), (6553, 13005)]