266940908

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{331}}^1\times {\mathrm{1193}}^1$

素因数の和:1554

約数の個数: 36

約数和(自身を含む): 507798648

約数和(自身を除く): 240857740

約数列:

[1, 2, 4, 13, 26, 52, 169, 331, 338, 662, 676, 1193, 1324, 2386, 4303, 4772, 8606, 15509, 17212, 31018, 55939, 62036, 111878, 201617, 223756, 394883, 403234, 789766, 806468, 1579532, 5133479, 10266958, 20533916, 66735227, 133470454, 266940908]

約数ペア:

[(1, 266940908), (2, 133470454), (4, 66735227), (13, 20533916), (26, 10266958), (52, 5133479), (169, 1579532), (331, 806468), (338, 789766), (662, 403234), (676, 394883), (1193, 223756), (1324, 201617), (2386, 111878), (4303, 62036), (4772, 55939), (8606, 31018), (15509, 17212)]