About the Number

121871190

121871189 ← → 121871191

2進数表記:111010000111001101101010110

漢数字表記:一億二千百八十七万千百九十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 580339 1

素因数の和:580356
約数の個数: 32
約数和(自身を含む): 334275840
約数和(自身を除く): 212404650

約数列:
[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 580339, 1160678, 1741017, 2901695, 3482034, 4062373, 5803390, 8124746, 8705085, 12187119, 17410170, 20311865, 24374238, 40623730, 60935595, 121871190]

約数ペア:
[(1, 121871190), (2, 60935595), (3, 40623730), (5, 24374238), (6, 20311865), (7, 17410170), (10, 12187119), (14, 8705085), (15, 8124746), (21, 5803390), (30, 4062373), (35, 3482034), (42, 2901695), (70, 1741017), (105, 1160678), (210, 580339)]

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