202725

素因数分解:

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

素因数の和:86

約数の個数: 36

約数和(自身を含む): 391716

約数和(自身を除く): 188991

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 53, 75, 85, 153, 159, 225, 255, 265, 425, 477, 765, 795, 901, 1275, 1325, 2385, 2703, 3825, 3975, 4505, 8109, 11925, 13515, 22525, 40545, 67575, 202725]

約数ペア:

[(1, 202725), (3, 67575), (5, 40545), (9, 22525), (15, 13515), (17, 11925), (25, 8109), (45, 4505), (51, 3975), (53, 3825), (75, 2703), (85, 2385), (153, 1325), (159, 1275), (225, 901), (255, 795), (265, 765), (425, 477)]