About the Number

130401978

130401977 ← → 130401979

2進数表記:111110001011100011010111010

漢数字表記:一億三千四十万千九百七十八

素因数分解:

2 1 × 3 1 × 7 1 × 19 1 × 163411 1

素因数の和:163442
約数の個数: 32
約数和(自身を含む): 313751040
約数和(自身を除く): 183349062

約数列:
[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 163411, 326822, 490233, 980466, 1143877, 2287754, 3104809, 3431631, 6209618, 6863262, 9314427, 18628854, 21733663, 43467326, 65200989, 130401978]

約数ペア:
[(1, 130401978), (2, 65200989), (3, 43467326), (6, 21733663), (7, 18628854), (14, 9314427), (19, 6863262), (21, 6209618), (38, 3431631), (42, 3104809), (57, 2287754), (114, 1143877), (133, 980466), (266, 490233), (399, 326822), (798, 163411)]

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