28251019783

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{1051}}^1\times {\mathrm{1283}}^1$

素因数の和:2455

約数の個数: 32

約数和(自身を含む): 33585495552

約数和(自身を除く): 5334475769

約数列:

[1, 7, 41, 73, 287, 511, 1051, 1283, 2993, 7357, 8981, 20951, 43091, 52603, 76723, 93659, 301637, 368221, 537061, 655613, 1348433, 3145643, 3840019, 9439031, 22019501, 26880133, 55285753, 98435609, 387000271, 689049263, 4035859969, 28251019783]

約数ペア:

[(1, 28251019783), (7, 4035859969), (41, 689049263), (73, 387000271), (287, 98435609), (511, 55285753), (1051, 26880133), (1283, 22019501), (2993, 9439031), (7357, 3840019), (8981, 3145643), (20951, 1348433), (43091, 655613), (52603, 537061), (76723, 368221), (93659, 301637)]