31879288

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{467}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 72783360

約数和(自身を除く): 40904072

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 53, 56, 92, 106, 161, 184, 212, 322, 371, 424, 467, 644, 742, 934, 1219, 1288, 1484, 1868, 2438, 2968, 3269, 3736, 4876, 6538, 8533, 9752, 10741, 13076, 17066, 21482, 24751, 26152, 34132, 42964, 49502, 68264, 75187, 85928, 99004, 150374, 173257, 198008, 300748, 346514, 569273, 601496, 693028, 1138546, 1386056, 2277092, 3984911, 4554184, 7969822, 15939644, 31879288]

約数ペア:

[(1, 31879288), (2, 15939644), (4, 7969822), (7, 4554184), (8, 3984911), (14, 2277092), (23, 1386056), (28, 1138546), (46, 693028), (53, 601496), (56, 569273), (92, 346514), (106, 300748), (161, 198008), (184, 173257), (212, 150374), (322, 99004), (371, 85928), (424, 75187), (467, 68264), (644, 49502), (742, 42964), (934, 34132), (1219, 26152), (1288, 24751), (1484, 21482), (1868, 17066), (2438, 13076), (2968, 10741), (3269, 9752), (3736, 8533), (4876, 6538)]