247881654

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{1087}}^1$

素因数の和:1242

約数の個数: 64

約数和(自身を含む): 570286080

約数和(自身を除く): 322404426

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 82, 103, 123, 206, 246, 309, 369, 618, 738, 927, 1087, 1107, 1854, 2174, 2214, 2781, 3261, 4223, 5562, 6522, 8446, 9783, 12669, 19566, 25338, 29349, 38007, 44567, 58698, 76014, 89134, 111961, 114021, 133701, 223922, 228042, 267402, 335883, 401103, 671766, 802206, 1007649, 1203309, 2015298, 2406618, 3022947, 4590401, 6045894, 9180802, 13771203, 27542406, 41313609, 82627218, 123940827, 247881654]

約数ペア:

[(1, 247881654), (2, 123940827), (3, 82627218), (6, 41313609), (9, 27542406), (18, 13771203), (27, 9180802), (41, 6045894), (54, 4590401), (82, 3022947), (103, 2406618), (123, 2015298), (206, 1203309), (246, 1007649), (309, 802206), (369, 671766), (618, 401103), (738, 335883), (927, 267402), (1087, 228042), (1107, 223922), (1854, 133701), (2174, 114021), (2214, 111961), (2781, 89134), (3261, 76014), (4223, 58698), (5562, 44567), (6522, 38007), (8446, 29349), (9783, 25338), (12669, 19566)]