28195947

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4547}}^1$

素因数の和:4619

約数の個数: 24

約数和(自身を含む): 44697744

約数和(自身を除く): 16501797

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 477, 689, 2067, 4547, 6201, 13641, 40923, 59111, 177333, 240991, 531999, 722973, 2168919, 3132883, 9398649, 28195947]

約数ペア:

[(1, 28195947), (3, 9398649), (9, 3132883), (13, 2168919), (39, 722973), (53, 531999), (117, 240991), (159, 177333), (477, 59111), (689, 40923), (2067, 13641), (4547, 6201)]