42889725

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{11213}}^1$

素因数の和:11246

約数の個数: 36

約数和(自身を含む): 81346356

約数和(自身を除く): 38456631

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 11213, 33639, 56065, 100917, 168195, 190621, 280325, 504585, 571863, 840975, 953105, 1715589, 2522925, 2859315, 4765525, 8577945, 14296575, 42889725]

約数ペア:

[(1, 42889725), (3, 14296575), (5, 8577945), (9, 4765525), (15, 2859315), (17, 2522925), (25, 1715589), (45, 953105), (51, 840975), (75, 571863), (85, 504585), (153, 280325), (225, 190621), (255, 168195), (425, 100917), (765, 56065), (1275, 33639), (3825, 11213)]