388492065

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1223}}^1$

素因数の和:1431

約数の個数: 64

約数和(自身を含む): 748500480

約数和(自身を除く): 360008415

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 181, 195, 351, 543, 585, 905, 1223, 1629, 1755, 2353, 2715, 3669, 4887, 6115, 7059, 8145, 11007, 11765, 15899, 18345, 21177, 24435, 33021, 35295, 47697, 55035, 63531, 79495, 105885, 143091, 165105, 221363, 238485, 317655, 429273, 664089, 715455, 1106815, 1992267, 2146365, 2877719, 3320445, 5976801, 8633157, 9961335, 14388595, 25899471, 29884005, 43165785, 77698413, 129497355, 388492065]

約数ペア:

[(1, 388492065), (3, 129497355), (5, 77698413), (9, 43165785), (13, 29884005), (15, 25899471), (27, 14388595), (39, 9961335), (45, 8633157), (65, 5976801), (117, 3320445), (135, 2877719), (181, 2146365), (195, 1992267), (351, 1106815), (543, 715455), (585, 664089), (905, 429273), (1223, 317655), (1629, 238485), (1755, 221363), (2353, 165105), (2715, 143091), (3669, 105885), (4887, 79495), (6115, 63531), (7059, 55035), (8145, 47697), (11007, 35295), (11765, 33021), (15899, 24435), (18345, 21177)]