681567304

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{164789}}^1$

素因数の和:164853

約数の個数: 32

約数和(自身を含む): 1423785600

約数和(自身を除く): 742218296

約数列:

[1, 2, 4, 8, 11, 22, 44, 47, 88, 94, 188, 376, 517, 1034, 2068, 4136, 164789, 329578, 659156, 1318312, 1812679, 3625358, 7250716, 7745083, 14501432, 15490166, 30980332, 61960664, 85195913, 170391826, 340783652, 681567304]

約数ペア:

[(1, 681567304), (2, 340783652), (4, 170391826), (8, 85195913), (11, 61960664), (22, 30980332), (44, 15490166), (47, 14501432), (88, 7745083), (94, 7250716), (188, 3625358), (376, 1812679), (517, 1318312), (1034, 659156), (2068, 329578), (4136, 164789)]