51290925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{647}}^1$

素因数の和:818

約数の個数: 48

約数和(自身を含む): 97708032

約数和(自身を除く): 46417107

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 151, 175, 453, 525, 647, 755, 1057, 1941, 2265, 3171, 3235, 3775, 4529, 5285, 9705, 11325, 13587, 15855, 16175, 22645, 26425, 48525, 67935, 79275, 97697, 113225, 293091, 339675, 488485, 683879, 1465455, 2051637, 2442425, 3419395, 7327275, 10258185, 17096975, 51290925]

約数ペア:

[(1, 51290925), (3, 17096975), (5, 10258185), (7, 7327275), (15, 3419395), (21, 2442425), (25, 2051637), (35, 1465455), (75, 683879), (105, 488485), (151, 339675), (175, 293091), (453, 113225), (525, 97697), (647, 79275), (755, 67935), (1057, 48525), (1941, 26425), (2265, 22645), (3171, 16175), (3235, 15855), (3775, 13587), (4529, 11325), (5285, 9705)]