31289844

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1553}}^1$

素因数の和:1656

約数の個数: 48

約数和(自身を含む): 77277312

約数和(自身を除く): 45987468

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 73, 92, 138, 146, 219, 276, 292, 438, 876, 1553, 1679, 3106, 3358, 4659, 5037, 6212, 6716, 9318, 10074, 18636, 20148, 35719, 71438, 107157, 113369, 142876, 214314, 226738, 340107, 428628, 453476, 680214, 1360428, 2607487, 5214974, 7822461, 10429948, 15644922, 31289844]

約数ペア:

[(1, 31289844), (2, 15644922), (3, 10429948), (4, 7822461), (6, 5214974), (12, 2607487), (23, 1360428), (46, 680214), (69, 453476), (73, 428628), (92, 340107), (138, 226738), (146, 214314), (219, 142876), (276, 113369), (292, 107157), (438, 71438), (876, 35719), (1553, 20148), (1679, 18636), (3106, 10074), (3358, 9318), (4659, 6716), (5037, 6212)]