398640853

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{953}}^1\times {\mathrm{1399}}^1$

素因数の和:2388

約数の個数: 16

約数和(自身を含む): 448761600

約数和(自身を除く): 50120747

約数列:

[1, 13, 23, 299, 953, 1399, 12389, 18187, 21919, 32177, 284947, 418301, 1333247, 17332211, 30664681, 398640853]

約数ペア:

[(1, 398640853), (13, 30664681), (23, 17332211), (299, 1333247), (953, 418301), (1399, 284947), (12389, 32177), (18187, 21919)]