387758378889

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{1344157}}^1$

素因数の和:1344430

約数の個数: 48

約数和(自身を含む): 676595370880

約数和(自身を除く): 288836991991

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 241, 399, 723, 1197, 1687, 2169, 4579, 5061, 13737, 15183, 32053, 41211, 96159, 288477, 1344157, 4032471, 9409099, 12097413, 25538983, 28227297, 76616949, 84681891, 178772881, 229850847, 323941837, 536318643, 971825511, 1608955929, 2267592859, 2915476533, 6154894903, 6802778577, 18464684709, 20408335731, 43084264321, 55394054127, 129252792963, 387758378889]

約数ペア:

[(1, 387758378889), (3, 129252792963), (7, 55394054127), (9, 43084264321), (19, 20408335731), (21, 18464684709), (57, 6802778577), (63, 6154894903), (133, 2915476533), (171, 2267592859), (241, 1608955929), (399, 971825511), (723, 536318643), (1197, 323941837), (1687, 229850847), (2169, 178772881), (4579, 84681891), (5061, 76616949), (13737, 28227297), (15183, 25538983), (32053, 12097413), (41211, 9409099), (96159, 4032471), (288477, 1344157)]