70471947

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{36877}}^1$

素因数の和:36907

約数の個数: 24

約数和(自身を含む): 117714576

約数和(自身を除く): 47242629

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 36877, 110631, 258139, 479401, 774417, 1438203, 1806973, 3355807, 5420919, 10067421, 23490649, 70471947]

約数ペア:

[(1, 70471947), (3, 23490649), (7, 10067421), (13, 5420919), (21, 3355807), (39, 1806973), (49, 1438203), (91, 774417), (147, 479401), (273, 258139), (637, 110631), (1911, 36877)]