27987090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{863}}^1$

素因数の和:943

約数の個数: 64

約数和(自身を含む): 71663616

約数和(自身を除く): 43676526

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 47, 69, 94, 115, 138, 141, 230, 235, 282, 345, 470, 690, 705, 863, 1081, 1410, 1726, 2162, 2589, 3243, 4315, 5178, 5405, 6486, 8630, 10810, 12945, 16215, 19849, 25890, 32430, 39698, 40561, 59547, 81122, 99245, 119094, 121683, 198490, 202805, 243366, 297735, 405610, 595470, 608415, 932903, 1216830, 1865806, 2798709, 4664515, 5597418, 9329030, 13993545, 27987090]

約数ペア:

[(1, 27987090), (2, 13993545), (3, 9329030), (5, 5597418), (6, 4664515), (10, 2798709), (15, 1865806), (23, 1216830), (30, 932903), (46, 608415), (47, 595470), (69, 405610), (94, 297735), (115, 243366), (138, 202805), (141, 198490), (230, 121683), (235, 119094), (282, 99245), (345, 81122), (470, 59547), (690, 40561), (705, 39698), (863, 32430), (1081, 25890), (1410, 19849), (1726, 16215), (2162, 12945), (2589, 10810), (3243, 8630), (4315, 6486), (5178, 5405)]