56520471

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 92221440

約数和(自身を除く): 35700969

約数列:

[1, 3, 7, 21, 31, 49, 79, 93, 147, 157, 217, 237, 471, 553, 651, 1099, 1519, 1659, 2449, 3297, 3871, 4557, 4867, 7347, 7693, 11613, 12403, 14601, 17143, 23079, 34069, 37209, 51429, 86821, 102207, 120001, 238483, 260463, 360003, 384493, 607747, 715449, 1153479, 1823241, 2691451, 8074353, 18840157, 56520471]

約数ペア:

[(1, 56520471), (3, 18840157), (7, 8074353), (21, 2691451), (31, 1823241), (49, 1153479), (79, 715449), (93, 607747), (147, 384493), (157, 360003), (217, 260463), (237, 238483), (471, 120001), (553, 102207), (651, 86821), (1099, 51429), (1519, 37209), (1659, 34069), (2449, 23079), (3297, 17143), (3871, 14601), (4557, 12403), (4867, 11613), (7347, 7693)]