71809605

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{75989}}^1$

素因数の和:76010

約数の個数: 32

約数和(自身を含む): 145900800

約数和(自身を除く): 74091195

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 75989, 227967, 379945, 531923, 683901, 1139835, 1595769, 2051703, 2659615, 3419505, 4787307, 7978845, 10258515, 14361921, 23936535, 71809605]

約数ペア:

[(1, 71809605), (3, 23936535), (5, 14361921), (7, 10258515), (9, 7978845), (15, 4787307), (21, 3419505), (27, 2659615), (35, 2051703), (45, 1595769), (63, 1139835), (105, 683901), (135, 531923), (189, 379945), (315, 227967), (945, 75989)]