634213132

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{4999}}^1$

素因数の和:5230

約数の個数: 48

約数和(自身を含む): 1330560000

約数和(自身を除く): 696346868

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 197, 322, 394, 644, 788, 1379, 2758, 4531, 4999, 5516, 9062, 9998, 18124, 19996, 31717, 34993, 63434, 69986, 114977, 126868, 139972, 229954, 459908, 804839, 984803, 1609678, 1969606, 3219356, 3939212, 6893621, 13787242, 22650469, 27574484, 45300938, 90601876, 158553283, 317106566, 634213132]

約数ペア:

[(1, 634213132), (2, 317106566), (4, 158553283), (7, 90601876), (14, 45300938), (23, 27574484), (28, 22650469), (46, 13787242), (92, 6893621), (161, 3939212), (197, 3219356), (322, 1969606), (394, 1609678), (644, 984803), (788, 804839), (1379, 459908), (2758, 229954), (4531, 139972), (4999, 126868), (5516, 114977), (9062, 69986), (9998, 63434), (18124, 34993), (19996, 31717)]