81938178

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{233}}^1\times {\mathrm{2791}}^1$

素因数の和:3039

約数の個数: 48

約数和(自身を含む): 203838336

約数和(自身を除く): 121900158

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 233, 466, 699, 1398, 1631, 2097, 2791, 3262, 4194, 4893, 5582, 8373, 9786, 14679, 16746, 19537, 25119, 29358, 39074, 50238, 58611, 117222, 175833, 351666, 650303, 1300606, 1950909, 3901818, 4552121, 5852727, 9104242, 11705454, 13656363, 27312726, 40969089, 81938178]

約数ペア:

[(1, 81938178), (2, 40969089), (3, 27312726), (6, 13656363), (7, 11705454), (9, 9104242), (14, 5852727), (18, 4552121), (21, 3901818), (42, 1950909), (63, 1300606), (126, 650303), (233, 351666), (466, 175833), (699, 117222), (1398, 58611), (1631, 50238), (2097, 39074), (2791, 29358), (3262, 25119), (4194, 19537), (4893, 16746), (5582, 14679), (8373, 9786)]