About the Number

382920291

382920290 ← → 382920292

2進数表記:10110110100101110011001100011

漢数字表記:三億八千二百九十二万二百九十一

素因数分解:

3 4 × 13 1 × 17 1 × 21391 1

素因数の和:21433
約数の個数: 40
約数和(自身を含む): 652284864
約数和(自身を除く): 269364573

約数列:
[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 221, 351, 459, 663, 1053, 1377, 1989, 5967, 17901, 21391, 64173, 192519, 278083, 363647, 577557, 834249, 1090941, 1732671, 2502747, 3272823, 4727411, 7508241, 9818469, 14182233, 22524723, 29455407, 42546699, 127640097, 382920291]

約数ペア:
[(1, 382920291), (3, 127640097), (9, 42546699), (13, 29455407), (17, 22524723), (27, 14182233), (39, 9818469), (51, 7508241), (81, 4727411), (117, 3272823), (153, 2502747), (221, 1732671), (351, 1090941), (459, 834249), (663, 577557), (1053, 363647), (1377, 278083), (1989, 192519), (5967, 64173), (17901, 21391)]

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