172400115

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{1951}}^1$

素因数の和:2139

約数の個数: 32

約数和(自身を含む): 284461056

約数和(自身を除く): 112060941

約数列:

[1, 3, 5, 15, 43, 129, 137, 215, 411, 645, 685, 1951, 2055, 5853, 5891, 9755, 17673, 29265, 29455, 83893, 88365, 251679, 267287, 419465, 801861, 1258395, 1336435, 4009305, 11493341, 34480023, 57466705, 172400115]

約数ペア:

[(1, 172400115), (3, 57466705), (5, 34480023), (15, 11493341), (43, 4009305), (129, 1336435), (137, 1258395), (215, 801861), (411, 419465), (645, 267287), (685, 251679), (1951, 88365), (2055, 83893), (5853, 29455), (5891, 29265), (9755, 17673)]