13645828

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 28672000

約数和(自身を除く): 15026172

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 79, 124, 158, 199, 217, 316, 398, 434, 553, 796, 868, 1106, 1393, 2212, 2449, 2786, 4898, 5572, 6169, 9796, 12338, 15721, 17143, 24676, 31442, 34286, 43183, 62884, 68572, 86366, 110047, 172732, 220094, 440188, 487351, 974702, 1949404, 3411457, 6822914, 13645828]

約数ペア:

[(1, 13645828), (2, 6822914), (4, 3411457), (7, 1949404), (14, 974702), (28, 487351), (31, 440188), (62, 220094), (79, 172732), (124, 110047), (158, 86366), (199, 68572), (217, 62884), (316, 43183), (398, 34286), (434, 31442), (553, 24676), (796, 17143), (868, 15721), (1106, 12338), (1393, 9796), (2212, 6169), (2449, 5572), (2786, 4898)]