71328868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{8737}}^1$

素因数の和:8911

約数の個数: 24

約数和(自身を含む): 135299192

約数和(自身を除く): 63970324

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 4082, 8164, 8737, 17474, 34948, 113581, 227162, 454324, 1371709, 2743418, 5486836, 17832217, 35664434, 71328868]

約数ペア:

[(1, 71328868), (2, 35664434), (4, 17832217), (13, 5486836), (26, 2743418), (52, 1371709), (157, 454324), (314, 227162), (628, 113581), (2041, 34948), (4082, 17474), (8164, 8737)]