245411892

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{2593}}^1$

素因数の和:2853

約数の個数: 72

約数和(自身を含む): 679835520

約数和(自身を除く): 434423628

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 239, 396, 478, 717, 956, 1434, 2151, 2593, 2629, 2868, 4302, 5186, 5258, 7779, 7887, 8604, 10372, 10516, 15558, 15774, 23337, 23661, 28523, 31116, 31548, 46674, 47322, 57046, 85569, 93348, 94644, 114092, 171138, 256707, 342276, 513414, 619727, 1026828, 1239454, 1859181, 2478908, 3718362, 5577543, 6816997, 7436724, 11155086, 13633994, 20450991, 22310172, 27267988, 40901982, 61352973, 81803964, 122705946, 245411892]

約数ペア:

[(1, 245411892), (2, 122705946), (3, 81803964), (4, 61352973), (6, 40901982), (9, 27267988), (11, 22310172), (12, 20450991), (18, 13633994), (22, 11155086), (33, 7436724), (36, 6816997), (44, 5577543), (66, 3718362), (99, 2478908), (132, 1859181), (198, 1239454), (239, 1026828), (396, 619727), (478, 513414), (717, 342276), (956, 256707), (1434, 171138), (2151, 114092), (2593, 94644), (2629, 93348), (2868, 85569), (4302, 57046), (5186, 47322), (5258, 46674), (7779, 31548), (7887, 31116), (8604, 28523), (10372, 23661), (10516, 23337), (15558, 15774)]