15383985

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{7829}}^1$

素因数の和:7968

約数の個数: 16

約数和(自身を含む): 24805440

約数和(自身を除く): 9421455

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 7829, 23487, 39145, 117435, 1025599, 3076797, 5127995, 15383985]

約数ペア:

[(1, 15383985), (3, 5127995), (5, 3076797), (15, 1025599), (131, 117435), (393, 39145), (655, 23487), (1965, 7829)]