31319856

素因数分解:

$2^4\times 3^2\times {\mathrm{217499}}^1$

素因数の和:217513

約数の個数: 30

約数和(自身を含む): 87652500

約数和(自身を除く): 56332644

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 217499, 434998, 652497, 869996, 1304994, 1739992, 1957491, 2609988, 3479984, 3914982, 5219976, 7829964, 10439952, 15659928, 31319856]

約数ペア:

[(1, 31319856), (2, 15659928), (3, 10439952), (4, 7829964), (6, 5219976), (8, 3914982), (9, 3479984), (12, 2609988), (16, 1957491), (18, 1739992), (24, 1304994), (36, 869996), (48, 652497), (72, 434998), (144, 217499)]