166725

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:51

約数の個数: 48

約数和(自身を含む): 347200

約数和(自身を除く): 180475

約数列:

[1, 3, 5, 9, 13, 15, 19, 25, 27, 39, 45, 57, 65, 75, 95, 117, 135, 171, 195, 225, 247, 285, 325, 351, 475, 513, 585, 675, 741, 855, 975, 1235, 1425, 1755, 2223, 2565, 2925, 3705, 4275, 6175, 6669, 8775, 11115, 12825, 18525, 33345, 55575, 166725]

約数ペア:

[(1, 166725), (3, 55575), (5, 33345), (9, 18525), (13, 12825), (15, 11115), (19, 8775), (25, 6669), (27, 6175), (39, 4275), (45, 3705), (57, 2925), (65, 2565), (75, 2223), (95, 1755), (117, 1425), (135, 1235), (171, 975), (195, 855), (225, 741), (247, 675), (285, 585), (325, 513), (351, 475)]