2991975

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 5832960

約数和(自身を除く): 2840985

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 41, 75, 105, 123, 139, 175, 205, 287, 417, 525, 615, 695, 861, 973, 1025, 1435, 2085, 2919, 3075, 3475, 4305, 4865, 5699, 7175, 10425, 14595, 17097, 21525, 24325, 28495, 39893, 72975, 85485, 119679, 142475, 199465, 427425, 598395, 997325, 2991975]

約数ペア:

[(1, 2991975), (3, 997325), (5, 598395), (7, 427425), (15, 199465), (21, 142475), (25, 119679), (35, 85485), (41, 72975), (75, 39893), (105, 28495), (123, 24325), (139, 21525), (175, 17097), (205, 14595), (287, 10425), (417, 7175), (525, 5699), (615, 4865), (695, 4305), (861, 3475), (973, 3075), (1025, 2919), (1435, 2085)]