491371568

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{3499}}^1$

素因数の和:3705

約数の個数: 40

約数和(自身を含む): 973896000

約数和(自身を除く): 482524432

約数列:

[1, 2, 4, 8, 16, 67, 131, 134, 262, 268, 524, 536, 1048, 1072, 2096, 3499, 6998, 8777, 13996, 17554, 27992, 35108, 55984, 70216, 140432, 234433, 458369, 468866, 916738, 937732, 1833476, 1875464, 3666952, 3750928, 7333904, 30710723, 61421446, 122842892, 245685784, 491371568]

約数ペア:

[(1, 491371568), (2, 245685784), (4, 122842892), (8, 61421446), (16, 30710723), (67, 7333904), (131, 3750928), (134, 3666952), (262, 1875464), (268, 1833476), (524, 937732), (536, 916738), (1048, 468866), (1072, 458369), (2096, 234433), (3499, 140432), (6998, 70216), (8777, 55984), (13996, 35108), (17554, 27992)]