About the Number

131656432

131656431 ← → 131656433

2進数表記:111110110001110101011110000

漢数字表記:一億三千百六十五万六千四百三十二

素因数分解:

2 4 × 17 1 × 157 1 × 3083 1

素因数の和:3265
約数の個数: 40
約数和(自身を含む): 271897776
約数和(自身を除く): 140241344

約数列:
[1, 2, 4, 8, 16, 17, 34, 68, 136, 157, 272, 314, 628, 1256, 2512, 2669, 3083, 5338, 6166, 10676, 12332, 21352, 24664, 42704, 49328, 52411, 104822, 209644, 419288, 484031, 838576, 968062, 1936124, 3872248, 7744496, 8228527, 16457054, 32914108, 65828216, 131656432]

約数ペア:
[(1, 131656432), (2, 65828216), (4, 32914108), (8, 16457054), (16, 8228527), (17, 7744496), (34, 3872248), (68, 1936124), (136, 968062), (157, 838576), (272, 484031), (314, 419288), (628, 209644), (1256, 104822), (2512, 52411), (2669, 49328), (3083, 42704), (5338, 24664), (6166, 21352), (10676, 12332)]

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