1561957324

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{1571}}^1$

素因数の和:1806

約数の個数: 48

約数和(自身を含む): 2909281536

約数和(自身を除く): 1347324212

約数列:

[1, 2, 4, 23, 46, 92, 101, 107, 202, 214, 404, 428, 1571, 2323, 2461, 3142, 4646, 4922, 6284, 9292, 9844, 10807, 21614, 36133, 43228, 72266, 144532, 158671, 168097, 248561, 317342, 336194, 497122, 634684, 672388, 994244, 3649433, 3866231, 7298866, 7732462, 14597732, 15464924, 16977797, 33955594, 67911188, 390489331, 780978662, 1561957324]

約数ペア:

[(1, 1561957324), (2, 780978662), (4, 390489331), (23, 67911188), (46, 33955594), (92, 16977797), (101, 15464924), (107, 14597732), (202, 7732462), (214, 7298866), (404, 3866231), (428, 3649433), (1571, 994244), (2323, 672388), (2461, 634684), (3142, 497122), (4646, 336194), (4922, 317342), (6284, 248561), (9292, 168097), (9844, 158671), (10807, 144532), (21614, 72266), (36133, 43228)]