319206390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{81223}}^1$

素因数の和:81364

約数の個数: 32

約数和(自身を含む): 771952896

約数和(自身を除く): 452746506

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 131, 262, 393, 655, 786, 1310, 1965, 3930, 81223, 162446, 243669, 406115, 487338, 812230, 1218345, 2436690, 10640213, 21280426, 31920639, 53201065, 63841278, 106402130, 159603195, 319206390]

約数ペア:

[(1, 319206390), (2, 159603195), (3, 106402130), (5, 63841278), (6, 53201065), (10, 31920639), (15, 21280426), (30, 10640213), (131, 2436690), (262, 1218345), (393, 812230), (655, 487338), (786, 406115), (1310, 243669), (1965, 162446), (3930, 81223)]