128571004886

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1\times {\mathrm{48647}}^1$

素因数の和:49268

約数の個数: 32

約数和(自身を含む): 204765269760

約数和(自身を除く): 76194264874

約数列:

[1, 2, 19, 38, 157, 314, 443, 886, 2983, 5966, 8417, 16834, 48647, 69551, 97294, 139102, 924293, 1321469, 1848586, 2642938, 7637579, 15275158, 21550621, 43101242, 145114001, 290228002, 409461799, 818923598, 3383447497, 6766894994, 64285502443, 128571004886]

約数ペア:

[(1, 128571004886), (2, 64285502443), (19, 6766894994), (38, 3383447497), (157, 818923598), (314, 409461799), (443, 290228002), (886, 145114001), (2983, 43101242), (5966, 21550621), (8417, 15275158), (16834, 7637579), (48647, 2642938), (69551, 1848586), (97294, 1321469), (139102, 924293)]