121275

素因数分解:

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

素因数の和:41

約数の個数: 54

約数和(自身を含む): 275652

約数和(自身を除く): 154377

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 45, 49, 55, 63, 75, 77, 99, 105, 147, 165, 175, 225, 231, 245, 275, 315, 385, 441, 495, 525, 539, 693, 735, 825, 1155, 1225, 1575, 1617, 1925, 2205, 2475, 2695, 3465, 3675, 4851, 5775, 8085, 11025, 13475, 17325, 24255, 40425, 121275]

約数ペア:

[(1, 121275), (3, 40425), (5, 24255), (7, 17325), (9, 13475), (11, 11025), (15, 8085), (21, 5775), (25, 4851), (33, 3675), (35, 3465), (45, 2695), (49, 2475), (55, 2205), (63, 1925), (75, 1617), (77, 1575), (99, 1225), (105, 1155), (147, 825), (165, 735), (175, 693), (225, 539), (231, 525), (245, 495), (275, 441), (315, 385)]