13490175

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 23569920

約数和(自身を除く): 10079745

約数列:

[1, 3, 5, 15, 25, 43, 47, 75, 89, 129, 141, 215, 235, 267, 445, 645, 705, 1075, 1175, 1335, 2021, 2225, 3225, 3525, 3827, 4183, 6063, 6675, 10105, 11481, 12549, 19135, 20915, 30315, 50525, 57405, 62745, 95675, 104575, 151575, 179869, 287025, 313725, 539607, 899345, 2698035, 4496725, 13490175]

約数ペア:

[(1, 13490175), (3, 4496725), (5, 2698035), (15, 899345), (25, 539607), (43, 313725), (47, 287025), (75, 179869), (89, 151575), (129, 104575), (141, 95675), (215, 62745), (235, 57405), (267, 50525), (445, 30315), (645, 20915), (705, 19135), (1075, 12549), (1175, 11481), (1335, 10105), (2021, 6675), (2225, 6063), (3225, 4183), (3525, 3827)]