31227975

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{2953}}^1$

素因数の和:3016

約数の個数: 36

約数和(自身を含む): 57142176

約数和(自身を除く): 25914201

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 141, 225, 235, 423, 705, 1175, 2115, 2953, 3525, 8859, 10575, 14765, 26577, 44295, 73825, 132885, 138791, 221475, 416373, 664425, 693955, 1249119, 2081865, 3469775, 6245595, 10409325, 31227975]

約数ペア:

[(1, 31227975), (3, 10409325), (5, 6245595), (9, 3469775), (15, 2081865), (25, 1249119), (45, 693955), (47, 664425), (75, 416373), (141, 221475), (225, 138791), (235, 132885), (423, 73825), (705, 44295), (1175, 26577), (2115, 14765), (2953, 10575), (3525, 8859)]