1289285416

素因数分解:

$2^3\times {\mathrm{25577}}^1\times {\mathrm{6301}}^1$

素因数の和:31884

約数の個数: 16

約数和(自身を含む): 2417888340

約数和(自身を除く): 1128602924

約数列:

[1, 2, 4, 8, 6301, 12602, 25204, 25577, 50408, 51154, 102308, 204616, 161160677, 322321354, 644642708, 1289285416]

約数ペア:

[(1, 1289285416), (2, 644642708), (4, 322321354), (8, 161160677), (6301, 204616), (12602, 102308), (25204, 51154), (25577, 50408)]