394692805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{491}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 520732800

約数和(自身を除く): 126039995

約数列:

[1, 5, 13, 65, 83, 149, 415, 491, 745, 1079, 1937, 2455, 5395, 6383, 9685, 12367, 31915, 40753, 61835, 73159, 160771, 203765, 365795, 529789, 803855, 951067, 2648945, 4755335, 6072197, 30360985, 78938561, 394692805]

約数ペア:

[(1, 394692805), (5, 78938561), (13, 30360985), (65, 6072197), (83, 4755335), (149, 2648945), (415, 951067), (491, 803855), (745, 529789), (1079, 365795), (1937, 203765), (2455, 160771), (5395, 73159), (6383, 61835), (9685, 40753), (12367, 31915)]