211531352

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{431}}^1\times {\mathrm{1979}}^1$

素因数の和:2447

約数の個数: 32

約数和(自身を含む): 410572800

約数和(自身を除く): 199041448

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 431, 862, 1724, 1979, 3448, 3958, 7916, 13361, 15832, 26722, 53444, 61349, 106888, 122698, 245396, 490792, 852949, 1705898, 3411796, 6823592, 26441419, 52882838, 105765676, 211531352]

約数ペア:

[(1, 211531352), (2, 105765676), (4, 52882838), (8, 26441419), (31, 6823592), (62, 3411796), (124, 1705898), (248, 852949), (431, 490792), (862, 245396), (1724, 122698), (1979, 106888), (3448, 61349), (3958, 53444), (7916, 26722), (13361, 15832)]