2009404875

素因数分解:

$3^1\times 5^3\times {\mathrm{41}}^1\times {\mathrm{130693}}^1$

素因数の和:130752

約数の個数: 32

約数和(自身を含む): 3425228352

約数和(自身を除く): 1415823477

約数列:

[1, 3, 5, 15, 25, 41, 75, 123, 125, 205, 375, 615, 1025, 3075, 5125, 15375, 130693, 392079, 653465, 1960395, 3267325, 5358413, 9801975, 16075239, 16336625, 26792065, 49009875, 80376195, 133960325, 401880975, 669801625, 2009404875]

約数ペア:

[(1, 2009404875), (3, 669801625), (5, 401880975), (15, 133960325), (25, 80376195), (41, 49009875), (75, 26792065), (123, 16336625), (125, 16075239), (205, 9801975), (375, 5358413), (615, 3267325), (1025, 1960395), (3075, 653465), (5125, 392079), (15375, 130693)]