15685138

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{21139}}^1$

素因数の和:21201

約数の個数: 16

約数和(自身を含む): 27397440

約数和(自身を除く): 11712302

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 21139, 42278, 147973, 295946, 1120367, 2240734, 7842569, 15685138]

約数ペア:

[(1, 15685138), (2, 7842569), (7, 2240734), (14, 1120367), (53, 295946), (106, 147973), (371, 42278), (742, 21139)]