1900871805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{119891}}^1$

素因数の和:120057

約数の個数: 32

約数和(自身を含む): 3498928128

約数和(自身を除く): 1598056323

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 151, 453, 755, 1057, 2265, 3171, 5285, 15855, 119891, 359673, 599455, 839237, 1798365, 2517711, 4196185, 12588555, 18103541, 54310623, 90517705, 126724787, 271553115, 380174361, 633623935, 1900871805]

約数ペア:

[(1, 1900871805), (3, 633623935), (5, 380174361), (7, 271553115), (15, 126724787), (21, 90517705), (35, 54310623), (105, 18103541), (151, 12588555), (453, 4196185), (755, 2517711), (1057, 1798365), (2265, 839237), (3171, 599455), (5285, 359673), (15855, 119891)]