678990088

素因数分解:

$2^3\times 7^1\times {\mathrm{769}}^1\times {\mathrm{15767}}^1$

素因数の和:16549

約数の個数: 32

約数和(自身を含む): 1456963200

約数和(自身を除く): 777973112

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 769, 1538, 3076, 5383, 6152, 10766, 15767, 21532, 31534, 43064, 63068, 110369, 126136, 220738, 441476, 882952, 12124823, 24249646, 48499292, 84873761, 96998584, 169747522, 339495044, 678990088]

約数ペア:

[(1, 678990088), (2, 339495044), (4, 169747522), (7, 96998584), (8, 84873761), (14, 48499292), (28, 24249646), (56, 12124823), (769, 882952), (1538, 441476), (3076, 220738), (5383, 126136), (6152, 110369), (10766, 63068), (15767, 43064), (21532, 31534)]