27880658

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{359}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 47174400

約数和(自身を除く): 19293742

約数列:

[1, 2, 13, 26, 29, 58, 103, 206, 359, 377, 718, 754, 1339, 2678, 2987, 4667, 5974, 9334, 10411, 20822, 36977, 38831, 73954, 77662, 135343, 270686, 480701, 961402, 1072333, 2144666, 13940329, 27880658]

約数ペア:

[(1, 27880658), (2, 13940329), (13, 2144666), (26, 1072333), (29, 961402), (58, 480701), (103, 270686), (206, 135343), (359, 77662), (377, 73954), (718, 38831), (754, 36977), (1339, 20822), (2678, 10411), (2987, 9334), (4667, 5974)]