About the Number

121812210

121812209 ← → 121812211

2進数表記:111010000101011010011110010

漢数字表記:一億二千百八十一万二千二百十

素因数分解:

2 1 × 3 2 × 5 1 × 13 1 × 104113 1

素因数の和:104139
約数の個数: 48
約数和(自身を含む): 341077464
約数和(自身を除く): 219265254

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, 104113, 208226, 312339, 520565, 624678, 937017, 1041130, 1353469, 1561695, 1874034, 2706938, 3123390, 4060407, 4685085, 6767345, 8120814, 9370170, 12181221, 13534690, 20302035, 24362442, 40604070, 60906105, 121812210]

約数ペア:
[(1, 121812210), (2, 60906105), (3, 40604070), (5, 24362442), (6, 20302035), (9, 13534690), (10, 12181221), (13, 9370170), (15, 8120814), (18, 6767345), (26, 4685085), (30, 4060407), (39, 3123390), (45, 2706938), (65, 1874034), (78, 1561695), (90, 1353469), (117, 1041130), (130, 937017), (195, 624678), (234, 520565), (390, 312339), (585, 208226), (1170, 104113)]

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