1291225156

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{577471}}^1$

素因数の和:577531

約数の個数: 24

約数和(自身を含む): 2490059264

約数和(自身を除く): 1198834108

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 577471, 1154942, 2309884, 7507123, 15014246, 24831253, 30028492, 49662506, 99325012, 322806289, 645612578, 1291225156]

約数ペア:

[(1, 1291225156), (2, 645612578), (4, 322806289), (13, 99325012), (26, 49662506), (43, 30028492), (52, 24831253), (86, 15014246), (172, 7507123), (559, 2309884), (1118, 1154942), (2236, 577471)]