219729666

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{5407}}^1$

素因数の和:5946

約数の個数: 32

約数和(自身を含む): 474259968

約数和(自身を除く): 254530302

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 521, 1042, 1563, 3126, 5407, 6773, 10814, 13546, 16221, 20319, 32442, 40638, 70291, 140582, 210873, 421746, 2817047, 5634094, 8451141, 16902282, 36621611, 73243222, 109864833, 219729666]

約数ペア:

[(1, 219729666), (2, 109864833), (3, 73243222), (6, 36621611), (13, 16902282), (26, 8451141), (39, 5634094), (78, 2817047), (521, 421746), (1042, 210873), (1563, 140582), (3126, 70291), (5407, 40638), (6773, 32442), (10814, 20319), (13546, 16221)]