888759905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{16339}}^1$

素因数の和:16421

約数の個数: 32

約数和(自身を含む): 1242362880

約数和(自身を除く): 353602975

約数列:

[1, 5, 11, 23, 43, 55, 115, 215, 253, 473, 989, 1265, 2365, 4945, 10879, 16339, 54395, 81695, 179729, 375797, 702577, 898645, 1878985, 3512885, 4133767, 7728347, 16159271, 20668835, 38641735, 80796355, 177751981, 888759905]

約数ペア:

[(1, 888759905), (5, 177751981), (11, 80796355), (23, 38641735), (43, 20668835), (55, 16159271), (115, 7728347), (215, 4133767), (253, 3512885), (473, 1878985), (989, 898645), (1265, 702577), (2365, 375797), (4945, 179729), (10879, 81695), (16339, 54395)]