128548744

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{2213}}^1$

素因数の和:2409

約数の個数: 32

約数和(自身を含む): 247480920

約数和(自身を除く): 118932176

約数列:

[1, 2, 4, 8, 53, 106, 137, 212, 274, 424, 548, 1096, 2213, 4426, 7261, 8852, 14522, 17704, 29044, 58088, 117289, 234578, 303181, 469156, 606362, 938312, 1212724, 2425448, 16068593, 32137186, 64274372, 128548744]

約数ペア:

[(1, 128548744), (2, 64274372), (4, 32137186), (8, 16068593), (53, 2425448), (106, 1212724), (137, 938312), (212, 606362), (274, 469156), (424, 303181), (548, 234578), (1096, 117289), (2213, 58088), (4426, 29044), (7261, 17704), (8852, 14522)]