197779132

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 379617280

約数和(自身を除く): 181838148

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 127, 254, 508, 589, 661, 1178, 1322, 2356, 2413, 2644, 3937, 4826, 7874, 9652, 12559, 15748, 20491, 25118, 40982, 50236, 74803, 81964, 83947, 149606, 167894, 299212, 335788, 389329, 778658, 1557316, 1594993, 2602357, 3189986, 5204714, 6379972, 10409428, 49444783, 98889566, 197779132]

約数ペア:

[(1, 197779132), (2, 98889566), (4, 49444783), (19, 10409428), (31, 6379972), (38, 5204714), (62, 3189986), (76, 2602357), (124, 1594993), (127, 1557316), (254, 778658), (508, 389329), (589, 335788), (661, 299212), (1178, 167894), (1322, 149606), (2356, 83947), (2413, 81964), (2644, 74803), (3937, 50236), (4826, 40982), (7874, 25118), (9652, 20491), (12559, 15748)]