131915416

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{1607}}^1$

素因数の和:1975

約数の個数: 32

約数和(自身を含む): 256250880

約数和(自身を除く): 124335464

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 331, 662, 1324, 1607, 2648, 3214, 6428, 10261, 12856, 20522, 41044, 49817, 82088, 99634, 199268, 398536, 531917, 1063834, 2127668, 4255336, 16489427, 32978854, 65957708, 131915416]

約数ペア:

[(1, 131915416), (2, 65957708), (4, 32978854), (8, 16489427), (31, 4255336), (62, 2127668), (124, 1063834), (248, 531917), (331, 398536), (662, 199268), (1324, 99634), (1607, 82088), (2648, 49817), (3214, 41044), (6428, 20522), (10261, 12856)]