About the Number

131120856

131120855 ← → 131120857

2進数表記:111110100001011111011011000

漢数字表記:一億三千百十二万八百五十六

素因数分解:

2 3 × 3 6 × 22483 1

素因数の和:22507
約数の個数: 56
約数和(自身を含む): 368625180
約数和(自身を除く): 237504324

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1458, 1944, 2916, 5832, 22483, 44966, 67449, 89932, 134898, 179864, 202347, 269796, 404694, 539592, 607041, 809388, 1214082, 1618776, 1821123, 2428164, 3642246, 4856328, 5463369, 7284492, 10926738, 14568984, 16390107, 21853476, 32780214, 43706952, 65560428, 131120856]

約数ペア:
[(1, 131120856), (2, 65560428), (3, 43706952), (4, 32780214), (6, 21853476), (8, 16390107), (9, 14568984), (12, 10926738), (18, 7284492), (24, 5463369), (27, 4856328), (36, 3642246), (54, 2428164), (72, 1821123), (81, 1618776), (108, 1214082), (162, 809388), (216, 607041), (243, 539592), (324, 404694), (486, 269796), (648, 202347), (729, 179864), (972, 134898), (1458, 89932), (1944, 67449), (2916, 44966), (5832, 22483)]

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