138829905

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{1049}}^1$

素因数の和:1250

約数の個数: 48

約数和(自身を含む): 256510800

約数和(自身を除く): 117680895

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 173, 255, 519, 765, 865, 1049, 1557, 2595, 2941, 3147, 5245, 7785, 8823, 9441, 14705, 15735, 17833, 26469, 44115, 47205, 53499, 89165, 132345, 160497, 181477, 267495, 544431, 802485, 907385, 1633293, 2722155, 3085109, 8166465, 9255327, 15425545, 27765981, 46276635, 138829905]

約数ペア:

[(1, 138829905), (3, 46276635), (5, 27765981), (9, 15425545), (15, 9255327), (17, 8166465), (45, 3085109), (51, 2722155), (85, 1633293), (153, 907385), (173, 802485), (255, 544431), (519, 267495), (765, 181477), (865, 160497), (1049, 132345), (1557, 89165), (2595, 53499), (2941, 47205), (3147, 44115), (5245, 26469), (7785, 17833), (8823, 15735), (9441, 14705)]