3986925

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 7231680

約数和(自身を除く): 3244755

約数列:

[1, 3, 5, 15, 17, 25, 51, 53, 59, 75, 85, 159, 177, 255, 265, 295, 425, 795, 885, 901, 1003, 1275, 1325, 1475, 2703, 3009, 3127, 3975, 4425, 4505, 5015, 9381, 13515, 15045, 15635, 22525, 25075, 46905, 53159, 67575, 75225, 78175, 159477, 234525, 265795, 797385, 1328975, 3986925]

約数ペア:

[(1, 3986925), (3, 1328975), (5, 797385), (15, 265795), (17, 234525), (25, 159477), (51, 78175), (53, 75225), (59, 67575), (75, 53159), (85, 46905), (159, 25075), (177, 22525), (255, 15635), (265, 15045), (295, 13515), (425, 9381), (795, 5015), (885, 4505), (901, 4425), (1003, 3975), (1275, 3127), (1325, 3009), (1475, 2703)]