387469185

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79973}}^1$

素因数の和:80017

約数の個数: 32

約数和(自身を含む): 690975360

約数和(自身を除く): 303506175

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4845, 79973, 239919, 399865, 1199595, 1359541, 1519487, 4078623, 4558461, 6797705, 7597435, 20393115, 22792305, 25831279, 77493837, 129156395, 387469185]

約数ペア:

[(1, 387469185), (3, 129156395), (5, 77493837), (15, 25831279), (17, 22792305), (19, 20393115), (51, 7597435), (57, 6797705), (85, 4558461), (95, 4078623), (255, 1519487), (285, 1359541), (323, 1199595), (969, 399865), (1615, 239919), (4845, 79973)]