31138305

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{653}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 57824064

約数和(自身を除く): 26685759

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 289, 561, 653, 867, 935, 1445, 1959, 2805, 3179, 3265, 4335, 7183, 9537, 9795, 11101, 15895, 21549, 33303, 35915, 47685, 55505, 107745, 122111, 166515, 188717, 366333, 566151, 610555, 943585, 1831665, 2075887, 2830755, 6227661, 10379435, 31138305]

約数ペア:

[(1, 31138305), (3, 10379435), (5, 6227661), (11, 2830755), (15, 2075887), (17, 1831665), (33, 943585), (51, 610555), (55, 566151), (85, 366333), (165, 188717), (187, 166515), (255, 122111), (289, 107745), (561, 55505), (653, 47685), (867, 35915), (935, 33303), (1445, 21549), (1959, 15895), (2805, 11101), (3179, 9795), (3265, 9537), (4335, 7183)]