561975193

素因数分解:

${\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{509}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 627177600

約数和(自身を除く): 65202407

約数列:

[1, 13, 47, 139, 169, 509, 611, 1807, 6533, 6617, 7943, 23491, 23923, 70751, 84929, 86021, 310999, 919763, 1104077, 3325297, 4042987, 11956919, 43228861, 561975193]

約数ペア:

[(1, 561975193), (13, 43228861), (47, 11956919), (139, 4042987), (169, 3325297), (509, 1104077), (611, 919763), (1807, 310999), (6533, 86021), (6617, 84929), (7943, 70751), (23491, 23923)]