198400496

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{57143}}^1$

素因数の和:57189

約数の個数: 40

約数和(自身を含む): 453494784

約数和(自身を除く): 255094288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 57143, 114286, 228572, 400001, 457144, 800002, 914288, 1600004, 1771433, 3200008, 3542866, 6400016, 7085732, 12400031, 14171464, 24800062, 28342928, 49600124, 99200248, 198400496]

約数ペア:

[(1, 198400496), (2, 99200248), (4, 49600124), (7, 28342928), (8, 24800062), (14, 14171464), (16, 12400031), (28, 7085732), (31, 6400016), (56, 3542866), (62, 3200008), (112, 1771433), (124, 1600004), (217, 914288), (248, 800002), (434, 457144), (496, 400001), (868, 228572), (1736, 114286), (3472, 57143)]