121654435

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2999}}^1$

素因数の和:3091

約数の個数: 32

約数和(自身を含む): 178560000

約数和(自身を除く): 56905565

約数列:

[1, 5, 7, 19, 35, 61, 95, 133, 305, 427, 665, 1159, 2135, 2999, 5795, 8113, 14995, 20993, 40565, 56981, 104965, 182939, 284905, 398867, 914695, 1280573, 1994335, 3475841, 6402865, 17379205, 24330887, 121654435]

約数ペア:

[(1, 121654435), (5, 24330887), (7, 17379205), (19, 6402865), (35, 3475841), (61, 1994335), (95, 1280573), (133, 914695), (305, 398867), (427, 284905), (665, 182939), (1159, 104965), (2135, 56981), (2999, 40565), (5795, 20993), (8113, 14995)]