218532392

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67783}}^1$

素因数の和:67833

約数の個数: 32

約数和(自身を含む): 455508480

約数和(自身を除く): 236976088

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 67783, 135566, 271132, 542264, 881179, 1762358, 2101273, 3524716, 4202546, 7049432, 8405092, 16810184, 27316549, 54633098, 109266196, 218532392]

約数ペア:

[(1, 218532392), (2, 109266196), (4, 54633098), (8, 27316549), (13, 16810184), (26, 8405092), (31, 7049432), (52, 4202546), (62, 3524716), (104, 2101273), (124, 1762358), (248, 881179), (403, 542264), (806, 271132), (1612, 135566), (3224, 67783)]