520000227

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{1427}}^1\times {\mathrm{2131}}^1$

素因数の和:3583

約数の個数: 24

約数和(自身を含む): 791568960

約数和(自身を除く): 271568733

約数列:

[1, 3, 9, 19, 57, 171, 1427, 2131, 4281, 6393, 12843, 19179, 27113, 40489, 81339, 121467, 244017, 364401, 3040937, 9122811, 27368433, 57777803, 173333409, 520000227]

約数ペア:

[(1, 520000227), (3, 173333409), (9, 57777803), (19, 27368433), (57, 9122811), (171, 3040937), (1427, 364401), (2131, 244017), (4281, 121467), (6393, 81339), (12843, 40489), (19179, 27113)]