81706248

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{87293}}^1$

素因数の和:87318

約数の個数: 48

約数和(自身を含む): 238312620

約数和(自身を除く): 156606372

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 87293, 174586, 261879, 349172, 523758, 698344, 785637, 1047516, 1134809, 1571274, 2095032, 2269618, 3142548, 3404427, 4539236, 6285096, 6808854, 9078472, 10213281, 13617708, 20426562, 27235416, 40853124, 81706248]

約数ペア:

[(1, 81706248), (2, 40853124), (3, 27235416), (4, 20426562), (6, 13617708), (8, 10213281), (9, 9078472), (12, 6808854), (13, 6285096), (18, 4539236), (24, 3404427), (26, 3142548), (36, 2269618), (39, 2095032), (52, 1571274), (72, 1134809), (78, 1047516), (104, 785637), (117, 698344), (156, 523758), (234, 349172), (312, 261879), (468, 174586), (936, 87293)]