42121898

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{937}}^1$

素因数の和:991

約数の個数: 48

約数和(自身を含む): 82393920

約数和(自身を除く): 40272022

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 169, 182, 247, 266, 338, 494, 937, 1183, 1729, 1874, 2366, 3211, 3458, 6422, 6559, 12181, 13118, 17803, 22477, 24362, 35606, 44954, 85267, 124621, 158353, 170534, 231439, 249242, 316706, 462878, 1108471, 1620073, 2216942, 3008707, 3240146, 6017414, 21060949, 42121898]

約数ペア:

[(1, 42121898), (2, 21060949), (7, 6017414), (13, 3240146), (14, 3008707), (19, 2216942), (26, 1620073), (38, 1108471), (91, 462878), (133, 316706), (169, 249242), (182, 231439), (247, 170534), (266, 158353), (338, 124621), (494, 85267), (937, 44954), (1183, 35606), (1729, 24362), (1874, 22477), (2366, 17803), (3211, 13118), (3458, 12181), (6422, 6559)]