13296409

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{389}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 16099200

約数和(自身を除く): 2802791

約数列:

[1, 7, 19, 133, 257, 389, 1799, 2723, 4883, 7391, 34181, 51737, 99973, 699811, 1899487, 13296409]

約数ペア:

[(1, 13296409), (7, 1899487), (19, 699811), (133, 99973), (257, 51737), (389, 34181), (1799, 7391), (2723, 4883)]