245081858

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 449141760

約数和(自身を除く): 204059902

約数列:

[1, 2, 7, 14, 37, 53, 74, 79, 106, 113, 158, 226, 259, 371, 518, 553, 742, 791, 1106, 1582, 1961, 2923, 3922, 4181, 4187, 5846, 5989, 8362, 8374, 8927, 11978, 13727, 17854, 20461, 27454, 29267, 29309, 40922, 41923, 58534, 58618, 62489, 83846, 124978, 154919, 221593, 309838, 330299, 443186, 473131, 660598, 946262, 1084433, 1551151, 2168866, 2312093, 3102302, 3311917, 4624186, 6623834, 17505847, 35011694, 122540929, 245081858]

約数ペア:

[(1, 245081858), (2, 122540929), (7, 35011694), (14, 17505847), (37, 6623834), (53, 4624186), (74, 3311917), (79, 3102302), (106, 2312093), (113, 2168866), (158, 1551151), (226, 1084433), (259, 946262), (371, 660598), (518, 473131), (553, 443186), (742, 330299), (791, 309838), (1106, 221593), (1582, 154919), (1961, 124978), (2923, 83846), (3922, 62489), (4181, 58618), (4187, 58534), (5846, 41923), (5989, 40922), (8362, 29309), (8374, 29267), (8927, 27454), (11978, 20461), (13727, 17854)]