28614278

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2617}}^1$

素因数の和:2708

約数の個数: 32

約数和(自身を含む): 54286848

約数和(自身を除く): 25672570

約数列:

[1, 2, 7, 11, 14, 22, 71, 77, 142, 154, 497, 781, 994, 1562, 2617, 5234, 5467, 10934, 18319, 28787, 36638, 57574, 185807, 201509, 371614, 403018, 1300649, 2043877, 2601298, 4087754, 14307139, 28614278]

約数ペア:

[(1, 28614278), (2, 14307139), (7, 4087754), (11, 2601298), (14, 2043877), (22, 1300649), (71, 403018), (77, 371614), (142, 201509), (154, 185807), (497, 57574), (781, 36638), (994, 28787), (1562, 18319), (2617, 10934), (5234, 5467)]