211370978

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:403

約数の個数: 64

約数和(自身を含む): 403307520

約数和(自身を除く): 191936542

約数列:

[1, 2, 7, 13, 14, 26, 61, 79, 91, 122, 158, 182, 241, 427, 482, 553, 793, 854, 1027, 1106, 1586, 1687, 2054, 3133, 3374, 4819, 5551, 6266, 7189, 9638, 11102, 14378, 14701, 19039, 21931, 29402, 33733, 38078, 43862, 62647, 67466, 102907, 125294, 133273, 191113, 205814, 247507, 266546, 382226, 438529, 495014, 877058, 1161379, 1337791, 1732549, 2322758, 2675582, 3465098, 8129653, 15097927, 16259306, 30195854, 105685489, 211370978]

約数ペア:

[(1, 211370978), (2, 105685489), (7, 30195854), (13, 16259306), (14, 15097927), (26, 8129653), (61, 3465098), (79, 2675582), (91, 2322758), (122, 1732549), (158, 1337791), (182, 1161379), (241, 877058), (427, 495014), (482, 438529), (553, 382226), (793, 266546), (854, 247507), (1027, 205814), (1106, 191113), (1586, 133273), (1687, 125294), (2054, 102907), (3133, 67466), (3374, 62647), (4819, 43862), (5551, 38078), (6266, 33733), (7189, 29402), (9638, 21931), (11102, 19039), (14378, 14701)]