161685666

素因数分解:

$2^1\times 3^3\times {\mathrm{79}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:492

約数の個数: 64

約数和(自身を含む): 367718400

約数和(自身を除く): 206032734

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 79, 151, 158, 237, 251, 302, 453, 474, 502, 711, 753, 906, 1359, 1422, 1506, 2133, 2259, 2718, 4077, 4266, 4518, 6777, 8154, 11929, 13554, 19829, 23858, 35787, 37901, 39658, 59487, 71574, 75802, 107361, 113703, 118974, 178461, 214722, 227406, 322083, 341109, 356922, 535383, 644166, 682218, 1023327, 1070766, 2046654, 2994179, 5988358, 8982537, 17965074, 26947611, 53895222, 80842833, 161685666]

約数ペア:

[(1, 161685666), (2, 80842833), (3, 53895222), (6, 26947611), (9, 17965074), (18, 8982537), (27, 5988358), (54, 2994179), (79, 2046654), (151, 1070766), (158, 1023327), (237, 682218), (251, 644166), (302, 535383), (453, 356922), (474, 341109), (502, 322083), (711, 227406), (753, 214722), (906, 178461), (1359, 118974), (1422, 113703), (1506, 107361), (2133, 75802), (2259, 71574), (2718, 59487), (4077, 39658), (4266, 37901), (4518, 35787), (6777, 23858), (8154, 19829), (11929, 13554)]