28908072

素因数分解:

$2^3\times 3^2\times {\mathrm{311}}^1\times {\mathrm{1291}}^1$

素因数の和:1614

約数の個数: 48

約数和(自身を含む): 78605280

約数和(自身を除く): 49697208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 311, 622, 933, 1244, 1291, 1866, 2488, 2582, 2799, 3732, 3873, 5164, 5598, 7464, 7746, 10328, 11196, 11619, 15492, 22392, 23238, 30984, 46476, 92952, 401501, 803002, 1204503, 1606004, 2409006, 3212008, 3613509, 4818012, 7227018, 9636024, 14454036, 28908072]

約数ペア:

[(1, 28908072), (2, 14454036), (3, 9636024), (4, 7227018), (6, 4818012), (8, 3613509), (9, 3212008), (12, 2409006), (18, 1606004), (24, 1204503), (36, 803002), (72, 401501), (311, 92952), (622, 46476), (933, 30984), (1244, 23238), (1291, 22392), (1866, 15492), (2488, 11619), (2582, 11196), (2799, 10328), (3732, 7746), (3873, 7464), (5164, 5598)]