About the Number

28212210

28212209 ← → 28212211

2進数表記:1101011100111101111110010

漢数字表記:二千八百二十一万二千二百十

素因数分解:

2 1 × 3 2 × 5 1 × 13 1 × 24113 1

素因数の和:24139
約数の個数: 48
約数和(自身を含む): 78997464
約数和(自身を除く): 50785254

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, 24113, 48226, 72339, 120565, 144678, 217017, 241130, 313469, 361695, 434034, 626938, 723390, 940407, 1085085, 1567345, 1880814, 2170170, 2821221, 3134690, 4702035, 5642442, 9404070, 14106105, 28212210]

約数ペア:
[(1, 28212210), (2, 14106105), (3, 9404070), (5, 5642442), (6, 4702035), (9, 3134690), (10, 2821221), (13, 2170170), (15, 1880814), (18, 1567345), (26, 1085085), (30, 940407), (39, 723390), (45, 626938), (65, 434034), (78, 361695), (90, 313469), (117, 241130), (130, 217017), (195, 144678), (234, 120565), (390, 72339), (585, 48226), (1170, 24113)]

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