83408031

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 144668160

約数和(自身を除く): 61260129

約数列:

[1, 3, 7, 9, 21, 29, 63, 71, 87, 203, 213, 261, 497, 609, 639, 643, 1491, 1827, 1929, 2059, 4473, 4501, 5787, 6177, 13503, 14413, 18531, 18647, 40509, 43239, 45653, 55941, 129717, 130529, 136959, 167823, 319571, 391587, 410877, 958713, 1174761, 1323937, 2876139, 3971811, 9267559, 11915433, 27802677, 83408031]

約数ペア:

[(1, 83408031), (3, 27802677), (7, 11915433), (9, 9267559), (21, 3971811), (29, 2876139), (63, 1323937), (71, 1174761), (87, 958713), (203, 410877), (213, 391587), (261, 319571), (497, 167823), (609, 136959), (639, 130529), (643, 129717), (1491, 55941), (1827, 45653), (1929, 43239), (2059, 40509), (4473, 18647), (4501, 18531), (5787, 14413), (6177, 13503)]