421844479

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3041}}^1$

素因数の和:3223

約数の個数: 24

約数和(自身を含む): 520182000

約数和(自身を除く): 98337521

約数列:

[1, 7, 19, 49, 133, 149, 931, 1043, 2831, 3041, 7301, 19817, 21287, 57779, 138719, 149009, 404453, 453109, 2831171, 3171763, 8609071, 22202341, 60263497, 421844479]

約数ペア:

[(1, 421844479), (7, 60263497), (19, 22202341), (49, 8609071), (133, 3171763), (149, 2831171), (931, 453109), (1043, 404453), (2831, 149009), (3041, 138719), (7301, 57779), (19817, 21287)]