19192425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 36664320

約数和(自身を除く): 17471895

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 139, 175, 263, 417, 525, 695, 789, 973, 1315, 1841, 2085, 2919, 3475, 3945, 4865, 5523, 6575, 9205, 10425, 14595, 19725, 24325, 27615, 36557, 46025, 72975, 109671, 138075, 182785, 255899, 548355, 767697, 913925, 1279495, 2741775, 3838485, 6397475, 19192425]

約数ペア:

[(1, 19192425), (3, 6397475), (5, 3838485), (7, 2741775), (15, 1279495), (21, 913925), (25, 767697), (35, 548355), (75, 255899), (105, 182785), (139, 138075), (175, 109671), (263, 72975), (417, 46025), (525, 36557), (695, 27615), (789, 24325), (973, 19725), (1315, 14595), (1841, 10425), (2085, 9205), (2919, 6575), (3475, 5523), (3945, 4865)]