207979268973

素因数分解:

$3^1\times 7^2\times {\mathrm{3539}}^1\times {\mathrm{399781}}^1$

素因数の和:403337

約数の個数: 24

約数和(自身を含む): 322672047840

約数和(自身を除く): 114692778867

約数列:

[1, 3, 7, 21, 49, 147, 3539, 10617, 24773, 74319, 173411, 399781, 520233, 1199343, 2798467, 8395401, 19589269, 58767807, 1414824959, 4244474877, 9903774713, 29711324139, 69326422991, 207979268973]

約数ペア:

[(1, 207979268973), (3, 69326422991), (7, 29711324139), (21, 9903774713), (49, 4244474877), (147, 1414824959), (3539, 58767807), (10617, 19589269), (24773, 8395401), (74319, 2798467), (173411, 1199343), (399781, 520233)]