12921036255

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{265619}}^1$

素因数の和:265700

約数の個数: 48

約数和(自身を含む): 23867550720

約数和(自身を除く): 10946514465

約数列:

[1, 3, 5, 9, 15, 23, 45, 47, 69, 115, 141, 207, 235, 345, 423, 705, 1035, 1081, 2115, 3243, 5405, 9729, 16215, 48645, 265619, 796857, 1328095, 2390571, 3984285, 6109237, 11952855, 12484093, 18327711, 30546185, 37452279, 54983133, 62420465, 91638555, 112356837, 187261395, 274915665, 287134139, 561784185, 861402417, 1435670695, 2584207251, 4307012085, 12921036255]

約数ペア:

[(1, 12921036255), (3, 4307012085), (5, 2584207251), (9, 1435670695), (15, 861402417), (23, 561784185), (45, 287134139), (47, 274915665), (69, 187261395), (115, 112356837), (141, 91638555), (207, 62420465), (235, 54983133), (345, 37452279), (423, 30546185), (705, 18327711), (1035, 12484093), (1081, 11952855), (2115, 6109237), (3243, 3984285), (5405, 2390571), (9729, 1328095), (16215, 796857), (48645, 265619)]