81274158

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1693}}^1$

素因数の和:1838

約数の個数: 64

約数和(自身を含む): 208158720

約数和(自身を除く): 126884562

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 127, 189, 254, 378, 381, 762, 889, 1143, 1693, 1778, 2286, 2667, 3386, 3429, 5079, 5334, 6858, 8001, 10158, 11851, 15237, 16002, 23702, 24003, 30474, 35553, 45711, 48006, 71106, 91422, 106659, 213318, 215011, 319977, 430022, 639954, 645033, 1290066, 1505077, 1935099, 3010154, 3870198, 4515231, 5805297, 9030462, 11610594, 13545693, 27091386, 40637079, 81274158]

約数ペア:

[(1, 81274158), (2, 40637079), (3, 27091386), (6, 13545693), (7, 11610594), (9, 9030462), (14, 5805297), (18, 4515231), (21, 3870198), (27, 3010154), (42, 1935099), (54, 1505077), (63, 1290066), (126, 645033), (127, 639954), (189, 430022), (254, 319977), (378, 215011), (381, 213318), (762, 106659), (889, 91422), (1143, 71106), (1693, 48006), (1778, 45711), (2286, 35553), (2667, 30474), (3386, 24003), (3429, 23702), (5079, 16002), (5334, 15237), (6858, 11851), (8001, 10158)]