71303508

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{443}}^1$

素因数の和:733

約数の個数: 72

約数和(自身を含む): 191999808

約数和(自身を除く): 120696300

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 263, 306, 443, 526, 612, 789, 886, 1052, 1329, 1578, 1772, 2367, 2658, 3156, 3987, 4471, 4734, 5316, 7531, 7974, 8942, 9468, 13413, 15062, 15948, 17884, 22593, 26826, 30124, 40239, 45186, 53652, 67779, 80478, 90372, 116509, 135558, 160956, 233018, 271116, 349527, 466036, 699054, 1048581, 1398108, 1980653, 2097162, 3961306, 4194324, 5941959, 7922612, 11883918, 17825877, 23767836, 35651754, 71303508]

約数ペア:

[(1, 71303508), (2, 35651754), (3, 23767836), (4, 17825877), (6, 11883918), (9, 7922612), (12, 5941959), (17, 4194324), (18, 3961306), (34, 2097162), (36, 1980653), (51, 1398108), (68, 1048581), (102, 699054), (153, 466036), (204, 349527), (263, 271116), (306, 233018), (443, 160956), (526, 135558), (612, 116509), (789, 90372), (886, 80478), (1052, 67779), (1329, 53652), (1578, 45186), (1772, 40239), (2367, 30124), (2658, 26826), (3156, 22593), (3987, 17884), (4471, 15948), (4734, 15062), (5316, 13413), (7531, 9468), (7974, 8942)]