About the Number

28937025

28937024 ← → 28937026

2進数表記:1101110011000101101000001

漢数字表記:二千八百九十三万七千二十五

素因数分解:

3 2 × 5 2 × 13 2 × 761 1

素因数の和:803
約数の個数: 54
約数和(自身を含む): 56196738
約数和(自身を除く): 27259713

約数列:
[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 169, 195, 225, 325, 507, 585, 761, 845, 975, 1521, 2283, 2535, 2925, 3805, 4225, 6849, 7605, 9893, 11415, 12675, 19025, 29679, 34245, 38025, 49465, 57075, 89037, 128609, 148395, 171225, 247325, 385827, 445185, 643045, 741975, 1157481, 1929135, 2225925, 3215225, 5787405, 9645675, 28937025]

約数ペア:
[(1, 28937025), (3, 9645675), (5, 5787405), (9, 3215225), (13, 2225925), (15, 1929135), (25, 1157481), (39, 741975), (45, 643045), (65, 445185), (75, 385827), (117, 247325), (169, 171225), (195, 148395), (225, 128609), (325, 89037), (507, 57075), (585, 49465), (761, 38025), (845, 34245), (975, 29679), (1521, 19025), (2283, 12675), (2535, 11415), (2925, 9893), (3805, 7605), (4225, 6849)]

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