2647365

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1327}}^1$

素因数の和:1361

約数の個数: 32

約数和(自身を含む): 5099520

約数和(自身を除く): 2452155

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1327, 1995, 3981, 6635, 9289, 19905, 25213, 27867, 46445, 75639, 126065, 139335, 176491, 378195, 529473, 882455, 2647365]

約数ペア:

[(1, 2647365), (3, 882455), (5, 529473), (7, 378195), (15, 176491), (19, 139335), (21, 126065), (35, 75639), (57, 46445), (95, 27867), (105, 25213), (133, 19905), (285, 9289), (399, 6635), (665, 3981), (1327, 1995)]