12749625

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{1619}}^1$

素因数の和:1647

約数の個数: 48

約数和(自身を含む): 26282880

約数和(自身を除く): 13533255

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 525, 875, 1125, 1575, 1619, 2625, 4857, 7875, 8095, 11333, 14571, 24285, 33999, 40475, 56665, 72855, 101997, 121425, 169995, 202375, 283325, 364275, 509985, 607125, 849975, 1416625, 1821375, 2549925, 4249875, 12749625]

約数ペア:

[(1, 12749625), (3, 4249875), (5, 2549925), (7, 1821375), (9, 1416625), (15, 849975), (21, 607125), (25, 509985), (35, 364275), (45, 283325), (63, 202375), (75, 169995), (105, 121425), (125, 101997), (175, 72855), (225, 56665), (315, 40475), (375, 33999), (525, 24285), (875, 14571), (1125, 11333), (1575, 8095), (1619, 7875), (2625, 4857)]