71349243

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 118195200

約数和(自身を除く): 46845957

約数列:

[1, 3, 7, 21, 23, 47, 49, 69, 141, 147, 161, 329, 449, 483, 987, 1081, 1127, 1347, 2303, 3143, 3243, 3381, 6909, 7567, 9429, 10327, 21103, 22001, 22701, 30981, 52969, 63309, 66003, 72289, 147721, 158907, 216867, 443163, 485369, 506023, 1034047, 1456107, 1518069, 3102141, 3397583, 10192749, 23783081, 71349243]

約数ペア:

[(1, 71349243), (3, 23783081), (7, 10192749), (21, 3397583), (23, 3102141), (47, 1518069), (49, 1456107), (69, 1034047), (141, 506023), (147, 485369), (161, 443163), (329, 216867), (449, 158907), (483, 147721), (987, 72289), (1081, 66003), (1127, 63309), (1347, 52969), (2303, 30981), (3143, 22701), (3243, 22001), (3381, 21103), (6909, 10327), (7567, 9429)]