31263768

素因数分解:

$2^3\times 3^2\times {\mathrm{181}}^1\times {\mathrm{2399}}^1$

素因数の和:2592

約数の個数: 48

約数和(自身を含む): 85176000

約数和(自身を除く): 53912232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 181, 362, 543, 724, 1086, 1448, 1629, 2172, 2399, 3258, 4344, 4798, 6516, 7197, 9596, 13032, 14394, 19192, 21591, 28788, 43182, 57576, 86364, 172728, 434219, 868438, 1302657, 1736876, 2605314, 3473752, 3907971, 5210628, 7815942, 10421256, 15631884, 31263768]

約数ペア:

[(1, 31263768), (2, 15631884), (3, 10421256), (4, 7815942), (6, 5210628), (8, 3907971), (9, 3473752), (12, 2605314), (18, 1736876), (24, 1302657), (36, 868438), (72, 434219), (181, 172728), (362, 86364), (543, 57576), (724, 43182), (1086, 28788), (1448, 21591), (1629, 19192), (2172, 14394), (2399, 13032), (3258, 9596), (4344, 7197), (4798, 6516)]