163390275

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31573}}^1$

素因数の和:31612

約数の個数: 36

約数和(自身を含む): 305383728

約数和(自身を除く): 141993453

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 345, 575, 1035, 1725, 5175, 31573, 94719, 157865, 284157, 473595, 726179, 789325, 1420785, 2178537, 2367975, 3630895, 6535611, 7103925, 10892685, 18154475, 32678055, 54463425, 163390275]

約数ペア:

[(1, 163390275), (3, 54463425), (5, 32678055), (9, 18154475), (15, 10892685), (23, 7103925), (25, 6535611), (45, 3630895), (69, 2367975), (75, 2178537), (115, 1420785), (207, 789325), (225, 726179), (345, 473595), (575, 284157), (1035, 157865), (1725, 94719), (5175, 31573)]