668879464

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{11821}}^1$

素因数の和:12481

約数の個数: 32

約数和(自身を含む): 1370406240

約数和(自身を除く): 701526776

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 643, 1286, 2572, 5144, 7073, 11821, 14146, 23642, 28292, 47284, 56584, 94568, 130031, 260062, 520124, 1040248, 7600903, 15201806, 30403612, 60807224, 83609933, 167219866, 334439732, 668879464]

約数ペア:

[(1, 668879464), (2, 334439732), (4, 167219866), (8, 83609933), (11, 60807224), (22, 30403612), (44, 15201806), (88, 7600903), (643, 1040248), (1286, 520124), (2572, 260062), (5144, 130031), (7073, 94568), (11821, 56584), (14146, 47284), (23642, 28292)]