397451714

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{1549}}^1$

素因数の和:1778

約数の個数: 32

約数和(自身を含む): 662904000

約数和(自身を除く): 265452286

約数列:

[1, 2, 11, 22, 107, 109, 214, 218, 1177, 1199, 1549, 2354, 2398, 3098, 11663, 17039, 23326, 34078, 128293, 165743, 168841, 256586, 331486, 337682, 1823173, 1857251, 3646346, 3714502, 18065987, 36131974, 198725857, 397451714]

約数ペア:

[(1, 397451714), (2, 198725857), (11, 36131974), (22, 18065987), (107, 3714502), (109, 3646346), (214, 1857251), (218, 1823173), (1177, 337682), (1199, 331486), (1549, 256586), (2354, 168841), (2398, 165743), (3098, 128293), (11663, 34078), (17039, 23326)]