1645332

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 4233600

約数和(自身を除く): 2588268

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 199, 212, 318, 398, 597, 636, 689, 796, 1194, 1378, 2067, 2388, 2587, 2756, 4134, 5174, 7761, 8268, 10348, 10547, 15522, 21094, 31044, 31641, 42188, 63282, 126564, 137111, 274222, 411333, 548444, 822666, 1645332]

約数ペア:

[(1, 1645332), (2, 822666), (3, 548444), (4, 411333), (6, 274222), (12, 137111), (13, 126564), (26, 63282), (39, 42188), (52, 31641), (53, 31044), (78, 21094), (106, 15522), (156, 10547), (159, 10348), (199, 8268), (212, 7761), (318, 5174), (398, 4134), (597, 2756), (636, 2587), (689, 2388), (796, 2067), (1194, 1378)]