13281658

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 22982400

約数和(自身を除く): 9700742

約数列:

[1, 2, 13, 17, 26, 34, 151, 199, 221, 302, 398, 442, 1963, 2567, 2587, 3383, 3926, 5134, 5174, 6766, 30049, 33371, 43979, 60098, 66742, 87958, 390637, 510833, 781274, 1021666, 6640829, 13281658]

約数ペア:

[(1, 13281658), (2, 6640829), (13, 1021666), (17, 781274), (26, 510833), (34, 390637), (151, 87958), (199, 66742), (221, 60098), (302, 43979), (398, 33371), (442, 30049), (1963, 6766), (2567, 5174), (2587, 5134), (3383, 3926)]