27886705

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{641}}^1$

素因数の和:777

約数の個数: 32

約数和(自身を含む): 42156288

約数和(自身を除く): 14269583

約数列:

[1, 5, 7, 11, 35, 55, 77, 113, 385, 565, 641, 791, 1243, 3205, 3955, 4487, 6215, 7051, 8701, 22435, 35255, 43505, 49357, 72433, 246785, 362165, 507031, 796763, 2535155, 3983815, 5577341, 27886705]

約数ペア:

[(1, 27886705), (5, 5577341), (7, 3983815), (11, 2535155), (35, 796763), (55, 507031), (77, 362165), (113, 246785), (385, 72433), (565, 49357), (641, 43505), (791, 35255), (1243, 22435), (3205, 8701), (3955, 7051), (4487, 6215)]