221307668

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71023}}^1$

素因数の和:71087

約数の個数: 24

約数和(自身を含む): 417621120

約数和(自身を除く): 196313452

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 164, 779, 1558, 3116, 71023, 142046, 284092, 1349437, 2698874, 2911943, 5397748, 5823886, 11647772, 55326917, 110653834, 221307668]

約数ペア:

[(1, 221307668), (2, 110653834), (4, 55326917), (19, 11647772), (38, 5823886), (41, 5397748), (76, 2911943), (82, 2698874), (164, 1349437), (779, 284092), (1558, 142046), (3116, 71023)]