89282571

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{257}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 139097088

約数和(自身を除く): 49814517

約数列:

[1, 3, 7, 21, 71, 213, 233, 257, 497, 699, 771, 1491, 1631, 1799, 4893, 5397, 16543, 18247, 49629, 54741, 59881, 115801, 127729, 179643, 347403, 383187, 419167, 1257501, 4251551, 12754653, 29760857, 89282571]

約数ペア:

[(1, 89282571), (3, 29760857), (7, 12754653), (21, 4251551), (71, 1257501), (213, 419167), (233, 383187), (257, 347403), (497, 179643), (699, 127729), (771, 115801), (1491, 59881), (1631, 54741), (1799, 49629), (4893, 18247), (5397, 16543)]