156958815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{18719}}^1$

素因数の和:18783

約数の個数: 32

約数和(自身を含む): 276756480

約数和(自身を除く): 119797665

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 8385, 18719, 56157, 93595, 243347, 280785, 730041, 804917, 1216735, 2414751, 3650205, 4024585, 10463921, 12073755, 31391763, 52319605, 156958815]

約数ペア:

[(1, 156958815), (3, 52319605), (5, 31391763), (13, 12073755), (15, 10463921), (39, 4024585), (43, 3650205), (65, 2414751), (129, 1216735), (195, 804917), (215, 730041), (559, 280785), (645, 243347), (1677, 93595), (2795, 56157), (8385, 18719)]