31774914

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 72

約数和(自身を含む): 74535552

約数和(自身を除く): 42760638

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 47, 69, 71, 94, 138, 141, 142, 207, 213, 282, 414, 423, 426, 529, 639, 846, 1058, 1081, 1278, 1587, 1633, 2162, 3174, 3243, 3266, 3337, 4761, 4899, 6486, 6674, 9522, 9729, 9798, 10011, 14697, 19458, 20022, 24863, 29394, 30033, 37559, 49726, 60066, 74589, 75118, 76751, 112677, 149178, 153502, 223767, 225354, 230253, 338031, 447534, 460506, 676062, 690759, 1381518, 1765273, 3530546, 5295819, 10591638, 15887457, 31774914]

約数ペア:

[(1, 31774914), (2, 15887457), (3, 10591638), (6, 5295819), (9, 3530546), (18, 1765273), (23, 1381518), (46, 690759), (47, 676062), (69, 460506), (71, 447534), (94, 338031), (138, 230253), (141, 225354), (142, 223767), (207, 153502), (213, 149178), (282, 112677), (414, 76751), (423, 75118), (426, 74589), (529, 60066), (639, 49726), (846, 37559), (1058, 30033), (1081, 29394), (1278, 24863), (1587, 20022), (1633, 19458), (2162, 14697), (3174, 10011), (3243, 9798), (3266, 9729), (3337, 9522), (4761, 6674), (4899, 6486)]