213547654

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{137}}^1\times {\mathrm{811}}^1$

素因数の和:1012

約数の個数: 24

約数和(自身を含む): 333814824

約数和(自身を除く): 120267170

約数列:

[1, 2, 31, 62, 137, 274, 811, 961, 1622, 1922, 4247, 8494, 25141, 50282, 111107, 131657, 222214, 263314, 779371, 1558742, 3444317, 6888634, 106773827, 213547654]

約数ペア:

[(1, 213547654), (2, 106773827), (31, 6888634), (62, 3444317), (137, 1558742), (274, 779371), (811, 263314), (961, 222214), (1622, 131657), (1922, 111107), (4247, 50282), (8494, 25141)]