155925

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{11}}^1$

素因数の和:40

約数の個数: 60

約数和(自身を含む): 360096

約数和(自身を除く): 204171

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 27, 33, 35, 45, 55, 63, 75, 77, 81, 99, 105, 135, 165, 175, 189, 225, 231, 275, 297, 315, 385, 405, 495, 525, 567, 675, 693, 825, 891, 945, 1155, 1485, 1575, 1925, 2025, 2079, 2475, 2835, 3465, 4455, 4725, 5775, 6237, 7425, 10395, 14175, 17325, 22275, 31185, 51975, 155925]

約数ペア:

[(1, 155925), (3, 51975), (5, 31185), (7, 22275), (9, 17325), (11, 14175), (15, 10395), (21, 7425), (25, 6237), (27, 5775), (33, 4725), (35, 4455), (45, 3465), (55, 2835), (63, 2475), (75, 2079), (77, 2025), (81, 1925), (99, 1575), (105, 1485), (135, 1155), (165, 945), (175, 891), (189, 825), (225, 693), (231, 675), (275, 567), (297, 525), (315, 495), (385, 405)]