247979808

素因数分解:

$2^5\times 3^2\times {\mathrm{41}}^1\times {\mathrm{21001}}^1$

素因数の和:21058

約数の個数: 72

約数和(自身を含む): 722426796

約数和(自身を除く): 474446988

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 72, 82, 96, 123, 144, 164, 246, 288, 328, 369, 492, 656, 738, 984, 1312, 1476, 1968, 2952, 3936, 5904, 11808, 21001, 42002, 63003, 84004, 126006, 168008, 189009, 252012, 336016, 378018, 504024, 672032, 756036, 861041, 1008048, 1512072, 1722082, 2016096, 2583123, 3024144, 3444164, 5166246, 6048288, 6888328, 7749369, 10332492, 13776656, 15498738, 20664984, 27553312, 30997476, 41329968, 61994952, 82659936, 123989904, 247979808]

約数ペア:

[(1, 247979808), (2, 123989904), (3, 82659936), (4, 61994952), (6, 41329968), (8, 30997476), (9, 27553312), (12, 20664984), (16, 15498738), (18, 13776656), (24, 10332492), (32, 7749369), (36, 6888328), (41, 6048288), (48, 5166246), (72, 3444164), (82, 3024144), (96, 2583123), (123, 2016096), (144, 1722082), (164, 1512072), (246, 1008048), (288, 861041), (328, 756036), (369, 672032), (492, 504024), (656, 378018), (738, 336016), (984, 252012), (1312, 189009), (1476, 168008), (1968, 126006), (2952, 84004), (3936, 63003), (5904, 42002), (11808, 21001)]