81761194

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{631}}^1$

素因数の和:790

約数の個数: 32

約数和(自身を含む): 134873856

約数和(自身を除く): 53112662

約数列:

[1, 2, 17, 34, 37, 74, 103, 206, 629, 631, 1258, 1262, 1751, 3502, 3811, 7622, 10727, 21454, 23347, 46694, 64787, 64993, 129574, 129986, 396899, 793798, 1104881, 2209762, 2404741, 4809482, 40880597, 81761194]

約数ペア:

[(1, 81761194), (2, 40880597), (17, 4809482), (34, 2404741), (37, 2209762), (74, 1104881), (103, 793798), (206, 396899), (629, 129986), (631, 129574), (1258, 64993), (1262, 64787), (1751, 46694), (3502, 23347), (3811, 21454), (7622, 10727)]