31432648

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 64957680

約数和(自身を除く): 33525032

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 169, 268, 338, 347, 536, 676, 694, 871, 1352, 1388, 1742, 2776, 3484, 4511, 6968, 9022, 11323, 18044, 22646, 23249, 36088, 45292, 46498, 58643, 90584, 92996, 117286, 185992, 234572, 302237, 469144, 604474, 1208948, 2417896, 3929081, 7858162, 15716324, 31432648]

約数ペア:

[(1, 31432648), (2, 15716324), (4, 7858162), (8, 3929081), (13, 2417896), (26, 1208948), (52, 604474), (67, 469144), (104, 302237), (134, 234572), (169, 185992), (268, 117286), (338, 92996), (347, 90584), (536, 58643), (676, 46498), (694, 45292), (871, 36088), (1352, 23249), (1388, 22646), (1742, 18044), (2776, 11323), (3484, 9022), (4511, 6968)]