15377961

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 22505472

約数和(自身を除く): 7127511

約数列:

[1, 3, 23, 43, 69, 71, 73, 129, 213, 219, 989, 1633, 1679, 2967, 3053, 3139, 4899, 5037, 5183, 9159, 9417, 15549, 70219, 72197, 119209, 210657, 216591, 222869, 357627, 668607, 5125987, 15377961]

約数ペア:

[(1, 15377961), (3, 5125987), (23, 668607), (43, 357627), (69, 222869), (71, 216591), (73, 210657), (129, 119209), (213, 72197), (219, 70219), (989, 15549), (1633, 9417), (1679, 9159), (2967, 5183), (3053, 5037), (3139, 4899)]