81121997438

素因数分解:

$2^1\times {\mathrm{307}}^1\times {\mathrm{10427}}^1\times {\mathrm{12671}}^1$

素因数の和:23407

約数の個数: 16

約数和(自身を含む): 122100701184

約数和(自身を除く): 40978703746

約数列:

[1, 2, 307, 614, 10427, 12671, 20854, 25342, 3201089, 3889997, 6402178, 7779994, 132120517, 264241034, 40560998719, 81121997438]

約数ペア:

[(1, 81121997438), (2, 40560998719), (307, 264241034), (614, 132120517), (10427, 7779994), (12671, 6402178), (20854, 3889997), (25342, 3201089)]