81361422

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{953}}^1$

素因数の和:1015

約数の個数: 80

約数和(自身を含む): 199469952

約数和(自身を除く): 118108530

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 31, 34, 51, 54, 62, 81, 93, 102, 153, 162, 186, 279, 306, 459, 527, 558, 837, 918, 953, 1054, 1377, 1581, 1674, 1906, 2511, 2754, 2859, 3162, 4743, 5022, 5718, 8577, 9486, 14229, 16201, 17154, 25731, 28458, 29543, 32402, 42687, 48603, 51462, 59086, 77193, 85374, 88629, 97206, 145809, 154386, 177258, 265887, 291618, 437427, 502231, 531774, 797661, 874854, 1004462, 1312281, 1506693, 1595322, 2392983, 2624562, 3013386, 4520079, 4785966, 9040158, 13560237, 27120474, 40680711, 81361422]

約数ペア:

[(1, 81361422), (2, 40680711), (3, 27120474), (6, 13560237), (9, 9040158), (17, 4785966), (18, 4520079), (27, 3013386), (31, 2624562), (34, 2392983), (51, 1595322), (54, 1506693), (62, 1312281), (81, 1004462), (93, 874854), (102, 797661), (153, 531774), (162, 502231), (186, 437427), (279, 291618), (306, 265887), (459, 177258), (527, 154386), (558, 145809), (837, 97206), (918, 88629), (953, 85374), (1054, 77193), (1377, 59086), (1581, 51462), (1674, 48603), (1906, 42687), (2511, 32402), (2754, 29543), (2859, 28458), (3162, 25731), (4743, 17154), (5022, 16201), (5718, 14229), (8577, 9486)]