About the Number

9801090

9801089 ← → 9801091

2進数表記:100101011000110110000010

漢数字表記:九百八十万千九十

素因数分解:

2 1 × 3 2 × 5 1 × 13 1 × 8377 1

素因数の和:8403
約数の個数: 48
約数和(自身を含む): 27446328
約数和(自身を除く): 17645238

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, 8377, 16754, 25131, 41885, 50262, 75393, 83770, 108901, 125655, 150786, 217802, 251310, 326703, 376965, 544505, 653406, 753930, 980109, 1089010, 1633515, 1960218, 3267030, 4900545, 9801090]

約数ペア:
[(1, 9801090), (2, 4900545), (3, 3267030), (5, 1960218), (6, 1633515), (9, 1089010), (10, 980109), (13, 753930), (15, 653406), (18, 544505), (26, 376965), (30, 326703), (39, 251310), (45, 217802), (65, 150786), (78, 125655), (90, 108901), (117, 83770), (130, 75393), (195, 50262), (234, 41885), (390, 25131), (585, 16754), (1170, 8377)]

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