81839394

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2939}}^1$

素因数の和:2984

約数の個数: 96

約数和(自身を含む): 231154560

約数和(自身を除く): 149315166

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 17, 18, 21, 26, 34, 39, 42, 51, 63, 78, 91, 102, 117, 119, 126, 153, 182, 221, 234, 238, 273, 306, 357, 442, 546, 663, 714, 819, 1071, 1326, 1547, 1638, 1989, 2142, 2939, 3094, 3978, 4641, 5878, 8817, 9282, 13923, 17634, 20573, 26451, 27846, 38207, 41146, 49963, 52902, 61719, 76414, 99926, 114621, 123438, 149889, 185157, 229242, 267449, 299778, 343863, 349741, 370314, 449667, 534898, 649519, 687726, 699482, 802347, 899334, 1049223, 1299038, 1604694, 1948557, 2098446, 2407041, 3147669, 3897114, 4546633, 4814082, 5845671, 6295338, 9093266, 11691342, 13639899, 27279798, 40919697, 81839394]

約数ペア:

[(1, 81839394), (2, 40919697), (3, 27279798), (6, 13639899), (7, 11691342), (9, 9093266), (13, 6295338), (14, 5845671), (17, 4814082), (18, 4546633), (21, 3897114), (26, 3147669), (34, 2407041), (39, 2098446), (42, 1948557), (51, 1604694), (63, 1299038), (78, 1049223), (91, 899334), (102, 802347), (117, 699482), (119, 687726), (126, 649519), (153, 534898), (182, 449667), (221, 370314), (234, 349741), (238, 343863), (273, 299778), (306, 267449), (357, 229242), (442, 185157), (546, 149889), (663, 123438), (714, 114621), (819, 99926), (1071, 76414), (1326, 61719), (1547, 52902), (1638, 49963), (1989, 41146), (2142, 38207), (2939, 27846), (3094, 26451), (3978, 20573), (4641, 17634), (5878, 13923), (8817, 9282)]