427366905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{214219}}^1$

素因数の和:214253

約数の個数: 32

約数和(自身を含む): 822604800

約数和(自身を除く): 395237895

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 214219, 642657, 1071095, 1499533, 3213285, 4070161, 4498599, 7497665, 12210483, 20350805, 22492995, 28491127, 61052415, 85473381, 142455635, 427366905]

約数ペア:

[(1, 427366905), (3, 142455635), (5, 85473381), (7, 61052415), (15, 28491127), (19, 22492995), (21, 20350805), (35, 12210483), (57, 7497665), (95, 4498599), (105, 4070161), (133, 3213285), (285, 1499533), (399, 1071095), (665, 642657), (1995, 214219)]