About the Number

1330397985

1330397984 ← → 1330397986

2進数表記:1001111010011000100001100100001

漢数字表記:十三億三千三十九万七千九百八十五

素因数分解:

3 1 × 5 1 × 7 1 × 17 1 × 167 1 × 4463 1

素因数の和:4662
約数の個数: 64
約数和(自身を含む): 2591834112
約数和(自身を除く): 1261436127

約数列:
[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 167, 255, 357, 501, 595, 835, 1169, 1785, 2505, 2839, 3507, 4463, 5845, 8517, 13389, 14195, 17535, 19873, 22315, 31241, 42585, 59619, 66945, 75871, 93723, 99365, 156205, 227613, 298095, 379355, 468615, 531097, 745321, 1138065, 1593291, 2235963, 2655485, 3726605, 5217247, 7966455, 11179815, 12670457, 15651741, 26086235, 38011371, 63352285, 78258705, 88693199, 190056855, 266079597, 443465995, 1330397985]

約数ペア:
[(1, 1330397985), (3, 443465995), (5, 266079597), (7, 190056855), (15, 88693199), (17, 78258705), (21, 63352285), (35, 38011371), (51, 26086235), (85, 15651741), (105, 12670457), (119, 11179815), (167, 7966455), (255, 5217247), (357, 3726605), (501, 2655485), (595, 2235963), (835, 1593291), (1169, 1138065), (1785, 745321), (2505, 531097), (2839, 468615), (3507, 379355), (4463, 298095), (5845, 227613), (8517, 156205), (13389, 99365), (14195, 93723), (17535, 75871), (19873, 66945), (22315, 59619), (31241, 42585)]

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