209533428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{967}}^1$

素因数の和:1453

約数の個数: 72

約数和(自身を含む): 572219648

約数和(自身を除く): 362686220

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 463, 468, 926, 967, 1389, 1852, 1934, 2778, 2901, 3868, 4167, 5556, 5802, 6019, 8334, 8703, 11604, 12038, 12571, 16668, 17406, 18057, 24076, 25142, 34812, 36114, 37713, 50284, 54171, 72228, 75426, 108342, 113139, 150852, 216684, 226278, 447721, 452556, 895442, 1343163, 1790884, 2686326, 4029489, 5372652, 5820373, 8058978, 11640746, 16117956, 17461119, 23281492, 34922238, 52383357, 69844476, 104766714, 209533428]

約数ペア:

[(1, 209533428), (2, 104766714), (3, 69844476), (4, 52383357), (6, 34922238), (9, 23281492), (12, 17461119), (13, 16117956), (18, 11640746), (26, 8058978), (36, 5820373), (39, 5372652), (52, 4029489), (78, 2686326), (117, 1790884), (156, 1343163), (234, 895442), (463, 452556), (468, 447721), (926, 226278), (967, 216684), (1389, 150852), (1852, 113139), (1934, 108342), (2778, 75426), (2901, 72228), (3868, 54171), (4167, 50284), (5556, 37713), (5802, 36114), (6019, 34812), (8334, 25142), (8703, 24076), (11604, 18057), (12038, 17406), (12571, 16668)]