128280453

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{919}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 216913920

約数和(自身を除く): 88633467

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 289, 357, 391, 483, 867, 919, 1173, 2023, 2737, 2757, 6069, 6433, 6647, 8211, 15623, 19299, 19941, 21137, 46529, 46869, 63411, 109361, 139587, 147959, 265591, 328083, 359329, 443877, 796773, 1077987, 1859137, 2515303, 5577411, 6108593, 7545909, 18325779, 42760151, 128280453]

約数ペア:

[(1, 128280453), (3, 42760151), (7, 18325779), (17, 7545909), (21, 6108593), (23, 5577411), (51, 2515303), (69, 1859137), (119, 1077987), (161, 796773), (289, 443877), (357, 359329), (391, 328083), (483, 265591), (867, 147959), (919, 139587), (1173, 109361), (2023, 63411), (2737, 46869), (2757, 46529), (6069, 21137), (6433, 19941), (6647, 19299), (8211, 15623)]