31991484

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:595

約数の個数: 96

約数和(自身を含む): 92606976

約数和(自身を除く): 60615492

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 43, 51, 68, 84, 86, 102, 119, 129, 172, 204, 238, 258, 301, 357, 476, 516, 521, 602, 714, 731, 903, 1042, 1204, 1428, 1462, 1563, 1806, 2084, 2193, 2924, 3126, 3612, 3647, 4386, 5117, 6252, 7294, 8772, 8857, 10234, 10941, 14588, 15351, 17714, 20468, 21882, 22403, 26571, 30702, 35428, 43764, 44806, 53142, 61404, 61999, 67209, 89612, 106284, 123998, 134418, 156821, 185997, 247996, 268836, 313642, 371994, 380851, 470463, 627284, 743988, 761702, 940926, 1142553, 1523404, 1881852, 2285106, 2665957, 4570212, 5331914, 7997871, 10663828, 15995742, 31991484]

約数ペア:

[(1, 31991484), (2, 15995742), (3, 10663828), (4, 7997871), (6, 5331914), (7, 4570212), (12, 2665957), (14, 2285106), (17, 1881852), (21, 1523404), (28, 1142553), (34, 940926), (42, 761702), (43, 743988), (51, 627284), (68, 470463), (84, 380851), (86, 371994), (102, 313642), (119, 268836), (129, 247996), (172, 185997), (204, 156821), (238, 134418), (258, 123998), (301, 106284), (357, 89612), (476, 67209), (516, 61999), (521, 61404), (602, 53142), (714, 44806), (731, 43764), (903, 35428), (1042, 30702), (1204, 26571), (1428, 22403), (1462, 21882), (1563, 20468), (1806, 17714), (2084, 15351), (2193, 14588), (2924, 10941), (3126, 10234), (3612, 8857), (3647, 8772), (4386, 7294), (5117, 6252)]