42938937

素因数分解:

$3^3\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:159

約数の個数: 48

約数和(自身を含む): 69122560

約数和(自身を除く): 26183623

約数列:

[1, 3, 9, 27, 29, 31, 61, 87, 93, 183, 261, 279, 549, 783, 837, 841, 899, 1647, 1769, 1891, 2523, 2697, 5307, 5673, 7569, 8091, 15921, 17019, 22707, 24273, 26071, 47763, 51057, 51301, 54839, 78213, 153903, 164517, 234639, 461709, 493551, 703917, 1385127, 1480653, 1590331, 4770993, 14312979, 42938937]

約数ペア:

[(1, 42938937), (3, 14312979), (9, 4770993), (27, 1590331), (29, 1480653), (31, 1385127), (61, 703917), (87, 493551), (93, 461709), (183, 234639), (261, 164517), (279, 153903), (549, 78213), (783, 54839), (837, 51301), (841, 51057), (899, 47763), (1647, 26071), (1769, 24273), (1891, 22707), (2523, 17019), (2697, 15921), (5307, 8091), (5673, 7569)]