40571405

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 58472448

約数和(自身を除く): 17901043

約数列:

[1, 5, 7, 31, 35, 61, 155, 217, 305, 427, 613, 1085, 1891, 2135, 3065, 4291, 9455, 13237, 19003, 21455, 37393, 66185, 95015, 133021, 186965, 261751, 665105, 1159183, 1308755, 5795915, 8114281, 40571405]

約数ペア:

[(1, 40571405), (5, 8114281), (7, 5795915), (31, 1308755), (35, 1159183), (61, 665105), (155, 261751), (217, 186965), (305, 133021), (427, 95015), (613, 66185), (1085, 37393), (1891, 21455), (2135, 19003), (3065, 13237), (4291, 9455)]