71509212

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:459

約数の個数: 72

約数和(自身を含む): 185788512

約数和(自身を除く): 114279300

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 101, 142, 202, 213, 277, 284, 303, 404, 426, 554, 606, 639, 831, 852, 909, 1108, 1212, 1278, 1662, 1818, 2493, 2556, 3324, 3636, 4986, 7171, 9972, 14342, 19667, 21513, 27977, 28684, 39334, 43026, 55954, 59001, 64539, 78668, 83931, 86052, 111908, 118002, 129078, 167862, 177003, 236004, 251793, 258156, 335724, 354006, 503586, 708012, 1007172, 1986367, 3972734, 5959101, 7945468, 11918202, 17877303, 23836404, 35754606, 71509212]

約数ペア:

[(1, 71509212), (2, 35754606), (3, 23836404), (4, 17877303), (6, 11918202), (9, 7945468), (12, 5959101), (18, 3972734), (36, 1986367), (71, 1007172), (101, 708012), (142, 503586), (202, 354006), (213, 335724), (277, 258156), (284, 251793), (303, 236004), (404, 177003), (426, 167862), (554, 129078), (606, 118002), (639, 111908), (831, 86052), (852, 83931), (909, 78668), (1108, 64539), (1212, 59001), (1278, 55954), (1662, 43026), (1818, 39334), (2493, 28684), (2556, 27977), (3324, 21513), (3636, 19667), (4986, 14342), (7171, 9972)]