15804885

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{829}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 26772480

約数和(自身を除く): 10967595

約数列:

[1, 3, 5, 15, 31, 41, 93, 123, 155, 205, 465, 615, 829, 1271, 2487, 3813, 4145, 6355, 12435, 19065, 25699, 33989, 77097, 101967, 128495, 169945, 385485, 509835, 1053659, 3160977, 5268295, 15804885]

約数ペア:

[(1, 15804885), (3, 5268295), (5, 3160977), (15, 1053659), (31, 509835), (41, 385485), (93, 169945), (123, 128495), (155, 101967), (205, 77097), (465, 33989), (615, 25699), (829, 19065), (1271, 12435), (2487, 6355), (3813, 4145)]