13191045

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 24919488

約数和(自身を除く): 11728443

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 131, 137, 147, 245, 393, 411, 655, 685, 735, 917, 959, 1965, 2055, 2751, 2877, 4585, 4795, 6419, 6713, 13755, 14385, 17947, 19257, 20139, 32095, 33565, 53841, 89735, 96285, 100695, 125629, 269205, 376887, 628145, 879403, 1884435, 2638209, 4397015, 13191045]

約数ペア:

[(1, 13191045), (3, 4397015), (5, 2638209), (7, 1884435), (15, 879403), (21, 628145), (35, 376887), (49, 269205), (105, 125629), (131, 100695), (137, 96285), (147, 89735), (245, 53841), (393, 33565), (411, 32095), (655, 20139), (685, 19257), (735, 17947), (917, 14385), (959, 13755), (1965, 6713), (2055, 6419), (2751, 4795), (2877, 4585)]