870991376

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{21157}}^1$

素因数の和:21279

約数の個数: 40

約数和(自身を含む): 1763053824

約数和(自身を除く): 892062448

約数列:

[1, 2, 4, 8, 16, 31, 62, 83, 124, 166, 248, 332, 496, 664, 1328, 2573, 5146, 10292, 20584, 21157, 41168, 42314, 84628, 169256, 338512, 655867, 1311734, 1756031, 2623468, 3512062, 5246936, 7024124, 10493872, 14048248, 28096496, 54436961, 108873922, 217747844, 435495688, 870991376]

約数ペア:

[(1, 870991376), (2, 435495688), (4, 217747844), (8, 108873922), (16, 54436961), (31, 28096496), (62, 14048248), (83, 10493872), (124, 7024124), (166, 5246936), (248, 3512062), (332, 2623468), (496, 1756031), (664, 1311734), (1328, 655867), (2573, 338512), (5146, 169256), (10292, 84628), (20584, 42314), (21157, 41168)]