278783305198

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{2137}}^1\times {\mathrm{1069307}}^1$

素因数の和:1071507

約数の個数: 16

約数和(自身を含む): 425229573744

約数和(自身を除く): 146446268546

約数列:

[1, 2, 61, 122, 2137, 4274, 130357, 260714, 1069307, 2138614, 65227727, 130455454, 2285109059, 4570218118, 139391652599, 278783305198]

約数ペア:

[(1, 278783305198), (2, 139391652599), (61, 4570218118), (122, 2285109059), (2137, 130455454), (4274, 65227727), (130357, 2138614), (260714, 1069307)]