About the Number

12749048

12749047 ← → 12749049

2進数表記:110000101000100011111000

漢数字表記:千二百七十四万九千四十八

素因数分解:

2 3 × 13 1 × 17 1 × 7211 1

素因数の和:7247
約数の個数: 32
約数和(自身を含む): 27261360
約数和(自身を除く): 14512312

約数列:
[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 7211, 14422, 28844, 57688, 93743, 122587, 187486, 245174, 374972, 490348, 749944, 980696, 1593631, 3187262, 6374524, 12749048]

約数ペア:
[(1, 12749048), (2, 6374524), (4, 3187262), (8, 1593631), (13, 980696), (17, 749944), (26, 490348), (34, 374972), (52, 245174), (68, 187486), (104, 122587), (136, 93743), (221, 57688), (442, 28844), (884, 14422), (1768, 7211)]

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