1328863345

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:697

約数の個数: 32

約数和(自身を含む): 1657751040

約数和(自身を除く): 328887695

約数列:

[1, 5, 61, 79, 131, 305, 395, 421, 655, 2105, 4819, 7991, 10349, 24095, 25681, 33259, 39955, 51745, 55151, 128405, 166295, 275755, 631289, 2028799, 3156445, 3364211, 4356929, 10143995, 16821055, 21784645, 265772669, 1328863345]

約数ペア:

[(1, 1328863345), (5, 265772669), (61, 21784645), (79, 16821055), (131, 10143995), (305, 4356929), (395, 3364211), (421, 3156445), (655, 2028799), (2105, 631289), (4819, 275755), (7991, 166295), (10349, 128405), (24095, 55151), (25681, 51745), (33259, 39955)]