About the Number

1427702990

1427702989 ← → 1427702991

2進数表記:1010101000110010000010011001110

漢数字表記:十四億二千七百七十万二千九百九十

素因数分解:

2 1 × 5 1 × 7 1 × 5113 1 × 3989 1

素因数の和:9116
約数の個数: 32
約数和(自身を含む): 2938299840
約数和(自身を除く): 1510596850

約数列:
[1, 2, 5, 7, 10, 14, 35, 70, 3989, 5113, 7978, 10226, 19945, 25565, 27923, 35791, 39890, 51130, 55846, 71582, 139615, 178955, 279230, 357910, 20395757, 40791514, 101978785, 142770299, 203957570, 285540598, 713851495, 1427702990]

約数ペア:
[(1, 1427702990), (2, 713851495), (5, 285540598), (7, 203957570), (10, 142770299), (14, 101978785), (35, 40791514), (70, 20395757), (3989, 357910), (5113, 279230), (7978, 178955), (10226, 139615), (19945, 71582), (25565, 55846), (27923, 51130), (35791, 39890)]

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