31147272

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:443

約数の個数: 96

約数和(自身を含む): 91990080

約数和(自身を除く): 60842808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 107, 117, 156, 214, 234, 311, 312, 321, 428, 468, 622, 642, 856, 933, 936, 963, 1244, 1284, 1391, 1866, 1926, 2488, 2568, 2782, 2799, 3732, 3852, 4043, 4173, 5564, 5598, 7464, 7704, 8086, 8346, 11128, 11196, 12129, 12519, 16172, 16692, 22392, 24258, 25038, 32344, 33277, 33384, 36387, 48516, 50076, 66554, 72774, 97032, 99831, 100152, 133108, 145548, 199662, 266216, 291096, 299493, 399324, 432601, 598986, 798648, 865202, 1197972, 1297803, 1730404, 2395944, 2595606, 3460808, 3893409, 5191212, 7786818, 10382424, 15573636, 31147272]

約数ペア:

[(1, 31147272), (2, 15573636), (3, 10382424), (4, 7786818), (6, 5191212), (8, 3893409), (9, 3460808), (12, 2595606), (13, 2395944), (18, 1730404), (24, 1297803), (26, 1197972), (36, 865202), (39, 798648), (52, 598986), (72, 432601), (78, 399324), (104, 299493), (107, 291096), (117, 266216), (156, 199662), (214, 145548), (234, 133108), (311, 100152), (312, 99831), (321, 97032), (428, 72774), (468, 66554), (622, 50076), (642, 48516), (856, 36387), (933, 33384), (936, 33277), (963, 32344), (1244, 25038), (1284, 24258), (1391, 22392), (1866, 16692), (1926, 16172), (2488, 12519), (2568, 12129), (2782, 11196), (2799, 11128), (3732, 8346), (3852, 8086), (4043, 7704), (4173, 7464), (5564, 5598)]