27730485

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 53602560

約数和(自身を除く): 25872075

約数列:

[1, 3, 5, 9, 15, 17, 27, 43, 45, 51, 85, 129, 135, 153, 215, 255, 281, 387, 459, 645, 731, 765, 843, 1161, 1405, 1935, 2193, 2295, 2529, 3655, 4215, 4777, 5805, 6579, 7587, 10965, 12083, 12645, 14331, 19737, 23885, 32895, 36249, 37935, 42993, 60415, 71655, 98685, 108747, 128979, 181245, 205411, 214965, 326241, 543735, 616233, 644895, 1027055, 1631205, 1848699, 3081165, 5546097, 9243495, 27730485]

約数ペア:

[(1, 27730485), (3, 9243495), (5, 5546097), (9, 3081165), (15, 1848699), (17, 1631205), (27, 1027055), (43, 644895), (45, 616233), (51, 543735), (85, 326241), (129, 214965), (135, 205411), (153, 181245), (215, 128979), (255, 108747), (281, 98685), (387, 71655), (459, 60415), (645, 42993), (731, 37935), (765, 36249), (843, 32895), (1161, 23885), (1405, 19737), (1935, 14331), (2193, 12645), (2295, 12083), (2529, 10965), (3655, 7587), (4215, 6579), (4777, 5805)]