1521307664

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{26641}}^1$

素因数の和:26775

約数の個数: 40

約数和(自身を含む): 3052533792

約数和(自身を除く): 1531226128

約数列:

[1, 2, 4, 8, 16, 43, 83, 86, 166, 172, 332, 344, 664, 688, 1328, 3569, 7138, 14276, 26641, 28552, 53282, 57104, 106564, 213128, 426256, 1145563, 2211203, 2291126, 4422406, 4582252, 8844812, 9164504, 17689624, 18329008, 35379248, 95081729, 190163458, 380326916, 760653832, 1521307664]

約数ペア:

[(1, 1521307664), (2, 760653832), (4, 380326916), (8, 190163458), (16, 95081729), (43, 35379248), (83, 18329008), (86, 17689624), (166, 9164504), (172, 8844812), (332, 4582252), (344, 4422406), (664, 2291126), (688, 2211203), (1328, 1145563), (3569, 426256), (7138, 213128), (14276, 106564), (26641, 57104), (28552, 53282)]