About the Number

13881972

13881971 ← → 13881973

2進数表記:110100111101001001110100

漢数字表記:千三百八十八万千九百七十二

素因数分解:

2 2 × 3 1 × 13 1 × 23 1 × 53 1 × 73 1

素因数の和:169
約数の個数: 96
約数和(自身を含む): 37594368
約数和(自身を除く): 23712396

約数列:
[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 53, 69, 73, 78, 92, 106, 138, 146, 156, 159, 212, 219, 276, 292, 299, 318, 438, 598, 636, 689, 876, 897, 949, 1196, 1219, 1378, 1679, 1794, 1898, 2067, 2438, 2756, 2847, 3358, 3588, 3657, 3796, 3869, 4134, 4876, 5037, 5694, 6716, 7314, 7738, 8268, 10074, 11388, 11607, 14628, 15476, 15847, 20148, 21827, 23214, 31694, 43654, 46428, 47541, 50297, 63388, 65481, 87308, 88987, 95082, 100594, 130962, 150891, 177974, 190164, 201188, 261924, 266961, 301782, 355948, 533922, 603564, 1067844, 1156831, 2313662, 3470493, 4627324, 6940986, 13881972]

約数ペア:
[(1, 13881972), (2, 6940986), (3, 4627324), (4, 3470493), (6, 2313662), (12, 1156831), (13, 1067844), (23, 603564), (26, 533922), (39, 355948), (46, 301782), (52, 266961), (53, 261924), (69, 201188), (73, 190164), (78, 177974), (92, 150891), (106, 130962), (138, 100594), (146, 95082), (156, 88987), (159, 87308), (212, 65481), (219, 63388), (276, 50297), (292, 47541), (299, 46428), (318, 43654), (438, 31694), (598, 23214), (636, 21827), (689, 20148), (876, 15847), (897, 15476), (949, 14628), (1196, 11607), (1219, 11388), (1378, 10074), (1679, 8268), (1794, 7738), (1898, 7314), (2067, 6716), (2438, 5694), (2756, 5037), (2847, 4876), (3358, 4134), (3588, 3869), (3657, 3796)]

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