208889324

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{140761}}^1$

素因数の和:140825

約数の個数: 24

約数和(自身を含む): 425664288

約数和(自身を除く): 216774964

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 140761, 281522, 563044, 985327, 1970654, 3941308, 7460333, 14920666, 29841332, 52222331, 104444662, 208889324]

約数ペア:

[(1, 208889324), (2, 104444662), (4, 52222331), (7, 29841332), (14, 14920666), (28, 7460333), (53, 3941308), (106, 1970654), (212, 985327), (371, 563044), (742, 281522), (1484, 140761)]