728077405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{2521}}^1$

素因数の和:2685

約数の個数: 32

約数和(自身を含む): 980553600

約数和(自身を除く): 252476195

約数列:

[1, 5, 11, 55, 59, 89, 295, 445, 649, 979, 2521, 3245, 4895, 5251, 12605, 26255, 27731, 57761, 138655, 148739, 224369, 288805, 743695, 1121845, 1636129, 2468059, 8180645, 12340295, 13237771, 66188855, 145615481, 728077405]

約数ペア:

[(1, 728077405), (5, 145615481), (11, 66188855), (55, 13237771), (59, 12340295), (89, 8180645), (295, 2468059), (445, 1636129), (649, 1121845), (979, 743695), (2521, 288805), (3245, 224369), (4895, 148739), (5251, 138655), (12605, 57761), (26255, 27731)]