427807515

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{19001}}^1$

素因数の和:19107

約数の個数: 32

約数和(自身を含む): 729676800

約数和(自身を除く): 301869285

約数列:

[1, 3, 5, 15, 19, 57, 79, 95, 237, 285, 395, 1185, 1501, 4503, 7505, 19001, 22515, 57003, 95005, 285015, 361019, 1083057, 1501079, 1805095, 4503237, 5415285, 7505395, 22516185, 28520501, 85561503, 142602505, 427807515]

約数ペア:

[(1, 427807515), (3, 142602505), (5, 85561503), (15, 28520501), (19, 22516185), (57, 7505395), (79, 5415285), (95, 4503237), (237, 1805095), (285, 1501079), (395, 1083057), (1185, 361019), (1501, 285015), (4503, 95005), (7505, 57003), (19001, 22515)]