621736956

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{2683}}^1$

素因数の和:2891

約数の個数: 72

約数和(自身を含む): 1620803184

約数和(自身を除く): 999066228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 157, 164, 246, 314, 369, 471, 492, 628, 738, 942, 1413, 1476, 1884, 2683, 2826, 5366, 5652, 6437, 8049, 10732, 12874, 16098, 19311, 24147, 25748, 32196, 38622, 48294, 57933, 77244, 96588, 110003, 115866, 220006, 231732, 330009, 421231, 440012, 660018, 842462, 990027, 1263693, 1320036, 1684924, 1980054, 2527386, 3791079, 3960108, 5054772, 7582158, 15164316, 17270471, 34540942, 51811413, 69081884, 103622826, 155434239, 207245652, 310868478, 621736956]

約数ペア:

[(1, 621736956), (2, 310868478), (3, 207245652), (4, 155434239), (6, 103622826), (9, 69081884), (12, 51811413), (18, 34540942), (36, 17270471), (41, 15164316), (82, 7582158), (123, 5054772), (157, 3960108), (164, 3791079), (246, 2527386), (314, 1980054), (369, 1684924), (471, 1320036), (492, 1263693), (628, 990027), (738, 842462), (942, 660018), (1413, 440012), (1476, 421231), (1884, 330009), (2683, 231732), (2826, 220006), (5366, 115866), (5652, 110003), (6437, 96588), (8049, 77244), (10732, 57933), (12874, 48294), (16098, 38622), (19311, 32196), (24147, 25748)]