818089668

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89821}}^1$

素因数の和:89865

約数の個数: 72

約数和(自身を含む): 2354054976

約数和(自身を除く): 1535965308

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 23, 33, 36, 44, 46, 66, 69, 92, 99, 132, 138, 198, 207, 253, 276, 396, 414, 506, 759, 828, 1012, 1518, 2277, 3036, 4554, 9108, 89821, 179642, 269463, 359284, 538926, 808389, 988031, 1077852, 1616778, 1976062, 2065883, 2964093, 3233556, 3952124, 4131766, 5928186, 6197649, 8263532, 8892279, 11856372, 12395298, 17784558, 18592947, 22724713, 24790596, 35569116, 37185894, 45449426, 68174139, 74371788, 90898852, 136348278, 204522417, 272696556, 409044834, 818089668]

約数ペア:

[(1, 818089668), (2, 409044834), (3, 272696556), (4, 204522417), (6, 136348278), (9, 90898852), (11, 74371788), (12, 68174139), (18, 45449426), (22, 37185894), (23, 35569116), (33, 24790596), (36, 22724713), (44, 18592947), (46, 17784558), (66, 12395298), (69, 11856372), (92, 8892279), (99, 8263532), (132, 6197649), (138, 5928186), (198, 4131766), (207, 3952124), (253, 3233556), (276, 2964093), (396, 2065883), (414, 1976062), (506, 1616778), (759, 1077852), (828, 988031), (1012, 808389), (1518, 538926), (2277, 359284), (3036, 269463), (4554, 179642), (9108, 89821)]