863940238

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1531}}^1\times {\mathrm{2371}}^1$

素因数の和:3928

約数の個数: 32

約数和(自身を含む): 1569846528

約数和(自身を除く): 705906290

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 1531, 2371, 3062, 4742, 10717, 16597, 21434, 26027, 33194, 40307, 52054, 80614, 182189, 282149, 364378, 564298, 3630001, 7260002, 25410007, 50820014, 61710017, 123420034, 431970119, 863940238]

約数ペア:

[(1, 863940238), (2, 431970119), (7, 123420034), (14, 61710017), (17, 50820014), (34, 25410007), (119, 7260002), (238, 3630001), (1531, 564298), (2371, 364378), (3062, 282149), (4742, 182189), (10717, 80614), (16597, 52054), (21434, 40307), (26027, 33194)]