12813398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:288

約数の個数: 32

約数和(自身を含む): 21606816

約数和(自身を除く): 8793418

約数列:

[1, 2, 13, 26, 43, 73, 86, 146, 157, 314, 559, 949, 1118, 1898, 2041, 3139, 4082, 6278, 6751, 11461, 13502, 22922, 40807, 81614, 87763, 148993, 175526, 297986, 492823, 985646, 6406699, 12813398]

約数ペア:

[(1, 12813398), (2, 6406699), (13, 985646), (26, 492823), (43, 297986), (73, 175526), (86, 148993), (146, 87763), (157, 81614), (314, 40807), (559, 22922), (949, 13502), (1118, 11461), (1898, 6751), (2041, 6278), (3139, 4082)]