28488585

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{829}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 47808000

約数和(自身を除く): 19319415

約数列:

[1, 3, 5, 15, 29, 79, 87, 145, 237, 395, 435, 829, 1185, 2291, 2487, 4145, 6873, 11455, 12435, 24041, 34365, 65491, 72123, 120205, 196473, 327455, 360615, 982365, 1899239, 5697717, 9496195, 28488585]

約数ペア:

[(1, 28488585), (3, 9496195), (5, 5697717), (15, 1899239), (29, 982365), (79, 360615), (87, 327455), (145, 196473), (237, 120205), (395, 72123), (435, 65491), (829, 34365), (1185, 24041), (2291, 12435), (2487, 11455), (4145, 6873)]