1422225

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{43}}^1$

素因数の和:76

約数の個数: 72

約数和(自身を含む): 3109920

約数和(自身を除く): 1687695

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 43, 45, 49, 63, 75, 105, 129, 135, 147, 175, 189, 215, 225, 245, 301, 315, 387, 441, 525, 645, 675, 735, 903, 945, 1075, 1161, 1225, 1323, 1505, 1575, 1935, 2107, 2205, 2709, 3225, 3675, 4515, 4725, 5805, 6321, 6615, 7525, 8127, 9675, 10535, 11025, 13545, 18963, 22575, 29025, 31605, 33075, 40635, 52675, 56889, 67725, 94815, 158025, 203175, 284445, 474075, 1422225]

約数ペア:

[(1, 1422225), (3, 474075), (5, 284445), (7, 203175), (9, 158025), (15, 94815), (21, 67725), (25, 56889), (27, 52675), (35, 40635), (43, 33075), (45, 31605), (49, 29025), (63, 22575), (75, 18963), (105, 13545), (129, 11025), (135, 10535), (147, 9675), (175, 8127), (189, 7525), (215, 6615), (225, 6321), (245, 5805), (301, 4725), (315, 4515), (387, 3675), (441, 3225), (525, 2709), (645, 2205), (675, 2107), (735, 1935), (903, 1575), (945, 1505), (1075, 1323), (1161, 1225)]