About the Number

2131132215

2131132214 ← → 2131132216

2進数表記:1111111000001100111111100110111

漢数字表記:二十一億三千百十三万二千二百十五

素因数分解:

3 1 × 5 1 × 59 1 × 1181 1 × 2039 1

素因数の和:3287
約数の個数: 32
約数和(自身を含む): 3472243200
約数和(自身を除く): 1341110985

約数列:
[1, 3, 5, 15, 59, 177, 295, 885, 1181, 2039, 3543, 5905, 6117, 10195, 17715, 30585, 69679, 120301, 209037, 348395, 360903, 601505, 1045185, 1804515, 2408059, 7224177, 12040295, 36120885, 142075481, 426226443, 710377405, 2131132215]

約数ペア:
[(1, 2131132215), (3, 710377405), (5, 426226443), (15, 142075481), (59, 36120885), (177, 12040295), (295, 7224177), (885, 2408059), (1181, 1804515), (2039, 1045185), (3543, 601505), (5905, 360903), (6117, 348395), (10195, 209037), (17715, 120301), (30585, 69679)]

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