108831268

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:357

約数の個数: 72

約数和(自身を含む): 238983360

約数和(自身を除く): 130152092

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 109, 169, 182, 211, 218, 338, 364, 422, 436, 676, 763, 844, 1183, 1417, 1477, 1526, 2366, 2743, 2834, 2954, 3052, 4732, 5486, 5668, 5908, 9919, 10972, 18421, 19201, 19838, 22999, 35659, 36842, 38402, 39676, 45998, 71318, 73684, 76804, 91996, 128947, 142636, 160993, 249613, 257894, 298987, 321986, 499226, 515788, 597974, 643972, 998452, 1195948, 2092909, 3886831, 4185818, 7773662, 8371636, 15547324, 27207817, 54415634, 108831268]

約数ペア:

[(1, 108831268), (2, 54415634), (4, 27207817), (7, 15547324), (13, 8371636), (14, 7773662), (26, 4185818), (28, 3886831), (52, 2092909), (91, 1195948), (109, 998452), (169, 643972), (182, 597974), (211, 515788), (218, 499226), (338, 321986), (364, 298987), (422, 257894), (436, 249613), (676, 160993), (763, 142636), (844, 128947), (1183, 91996), (1417, 76804), (1477, 73684), (1526, 71318), (2366, 45998), (2743, 39676), (2834, 38402), (2954, 36842), (3052, 35659), (4732, 22999), (5486, 19838), (5668, 19201), (5908, 18421), (9919, 10972)]