About the Number

199797390

199797389 ← → 199797391

2進数表記:1011111010001010101010001110

漢数字表記:一億九千九百七十九万七千三百九十

素因数分解:

2 1 × 3 2 × 5 1 × 13 1 × 170767 1

素因数の和:170793
約数の個数: 48
約数和(自身を含む): 559435968
約数和(自身を除く): 359638578

約数列:
[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 170767, 341534, 512301, 853835, 1024602, 1536903, 1707670, 2219971, 2561505, 3073806, 4439942, 5123010, 6659913, 7684515, 11099855, 13319826, 15369030, 19979739, 22199710, 33299565, 39959478, 66599130, 99898695, 199797390]

約数ペア:
[(1, 199797390), (2, 99898695), (3, 66599130), (5, 39959478), (6, 33299565), (9, 22199710), (10, 19979739), (13, 15369030), (15, 13319826), (18, 11099855), (26, 7684515), (30, 6659913), (39, 5123010), (45, 4439942), (65, 3073806), (78, 2561505), (90, 2219971), (117, 1707670), (130, 1536903), (195, 1024602), (234, 853835), (390, 512301), (585, 341534), (1170, 170767)]

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