199210030

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{642613}}^1$

素因数の和:642651

約数の個数: 16

約数和(自身を含む): 370145664

約数和(自身を除く): 170935634

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 642613, 1285226, 3213065, 6426130, 19921003, 39842006, 99605015, 199210030]

約数ペア:

[(1, 199210030), (2, 99605015), (5, 39842006), (10, 19921003), (31, 6426130), (62, 3213065), (155, 1285226), (310, 642613)]