38908665

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{281}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 72058896

約数和(自身を除く): 33150231

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 181, 255, 281, 543, 765, 843, 905, 1405, 1629, 2529, 2715, 3077, 4215, 4777, 8145, 9231, 12645, 14331, 15385, 23885, 27693, 42993, 46155, 50861, 71655, 138465, 152583, 214965, 254305, 457749, 762915, 864637, 2288745, 2593911, 4323185, 7781733, 12969555, 38908665]

約数ペア:

[(1, 38908665), (3, 12969555), (5, 7781733), (9, 4323185), (15, 2593911), (17, 2288745), (45, 864637), (51, 762915), (85, 457749), (153, 254305), (181, 214965), (255, 152583), (281, 138465), (543, 71655), (765, 50861), (843, 46155), (905, 42993), (1405, 27693), (1629, 23885), (2529, 15385), (2715, 14331), (3077, 12645), (4215, 9231), (4777, 8145)]