2009387625

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{863}}^1\times {\mathrm{887}}^1$

素因数の和:1775

約数の個数: 64

約数和(自身を含む): 3830022144

約数和(自身を除く): 1820634519

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 375, 525, 863, 875, 887, 2589, 2625, 2661, 4315, 4435, 6041, 6209, 12945, 13305, 18123, 18627, 21575, 22175, 30205, 31045, 64725, 66525, 90615, 93135, 107875, 110875, 151025, 155225, 323625, 332625, 453075, 465675, 755125, 765481, 776125, 2265375, 2296443, 2328375, 3827405, 5358367, 11482215, 16075101, 19137025, 26791835, 57411075, 80375505, 95685125, 133959175, 287055375, 401877525, 669795875, 2009387625]

約数ペア:

[(1, 2009387625), (3, 669795875), (5, 401877525), (7, 287055375), (15, 133959175), (21, 95685125), (25, 80375505), (35, 57411075), (75, 26791835), (105, 19137025), (125, 16075101), (175, 11482215), (375, 5358367), (525, 3827405), (863, 2328375), (875, 2296443), (887, 2265375), (2589, 776125), (2625, 765481), (2661, 755125), (4315, 465675), (4435, 453075), (6041, 332625), (6209, 323625), (12945, 155225), (13305, 151025), (18123, 110875), (18627, 107875), (21575, 93135), (22175, 90615), (30205, 66525), (31045, 64725)]