2653988

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 4817400

約数和(自身を除く): 2163412

約数列:

[1, 2, 4, 61, 73, 122, 146, 149, 244, 292, 298, 596, 4453, 8906, 9089, 10877, 17812, 18178, 21754, 36356, 43508, 663497, 1326994, 2653988]

約数ペア:

[(1, 2653988), (2, 1326994), (4, 663497), (61, 43508), (73, 36356), (122, 21754), (146, 18178), (149, 17812), (244, 10877), (292, 9089), (298, 8906), (596, 4453)]