About the Number

129120894

129120893 ← → 129120895

2進数表記:111101100100011101001111110

漢数字表記:一億二千九百十二万八百九十四

素因数分解:

2 1 × 3 2 × 7 1 × 569 1 × 1801 1

素因数の和:2385
約数の個数: 48
約数和(自身を含む): 320467680
約数和(自身を除く): 191346786

約数列:
[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 569, 1138, 1707, 1801, 3414, 3602, 3983, 5121, 5403, 7966, 10242, 10806, 11949, 12607, 16209, 23898, 25214, 32418, 35847, 37821, 71694, 75642, 113463, 226926, 1024769, 2049538, 3074307, 6148614, 7173383, 9222921, 14346766, 18445842, 21520149, 43040298, 64560447, 129120894]

約数ペア:
[(1, 129120894), (2, 64560447), (3, 43040298), (6, 21520149), (7, 18445842), (9, 14346766), (14, 9222921), (18, 7173383), (21, 6148614), (42, 3074307), (63, 2049538), (126, 1024769), (569, 226926), (1138, 113463), (1707, 75642), (1801, 71694), (3414, 37821), (3602, 35847), (3983, 32418), (5121, 25214), (5403, 23898), (7966, 16209), (10242, 12607), (10806, 11949)]

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