81874476

素因数分解:

$2^2\times 3^5\times {\mathrm{131}}^1\times {\mathrm{643}}^1$

素因数の和:793

約数の個数: 72

約数和(自身を含む): 216600384

約数和(自身を除く): 134725908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 131, 162, 243, 262, 324, 393, 486, 524, 643, 786, 972, 1179, 1286, 1572, 1929, 2358, 2572, 3537, 3858, 4716, 5787, 7074, 7716, 10611, 11574, 14148, 17361, 21222, 23148, 31833, 34722, 42444, 52083, 63666, 69444, 84233, 104166, 127332, 156249, 168466, 208332, 252699, 312498, 336932, 505398, 624996, 758097, 1010796, 1516194, 2274291, 3032388, 4548582, 6822873, 9097164, 13645746, 20468619, 27291492, 40937238, 81874476]

約数ペア:

[(1, 81874476), (2, 40937238), (3, 27291492), (4, 20468619), (6, 13645746), (9, 9097164), (12, 6822873), (18, 4548582), (27, 3032388), (36, 2274291), (54, 1516194), (81, 1010796), (108, 758097), (131, 624996), (162, 505398), (243, 336932), (262, 312498), (324, 252699), (393, 208332), (486, 168466), (524, 156249), (643, 127332), (786, 104166), (972, 84233), (1179, 69444), (1286, 63666), (1572, 52083), (1929, 42444), (2358, 34722), (2572, 31833), (3537, 23148), (3858, 21222), (4716, 17361), (5787, 14148), (7074, 11574), (7716, 10611)]