81739746

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:269

約数の個数: 128

約数和(自身を含む): 214548480

約数和(自身を除く): 132808734

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 27, 31, 33, 46, 54, 62, 66, 69, 93, 99, 138, 186, 193, 198, 207, 253, 279, 297, 341, 386, 414, 506, 558, 579, 594, 621, 682, 713, 759, 837, 1023, 1158, 1242, 1426, 1518, 1674, 1737, 2046, 2123, 2139, 2277, 3069, 3474, 4246, 4278, 4439, 4554, 5211, 5983, 6138, 6369, 6417, 6831, 7843, 8878, 9207, 10422, 11966, 12738, 12834, 13317, 13662, 15686, 17949, 18414, 19107, 19251, 23529, 26634, 35898, 38214, 38502, 39951, 47058, 48829, 53847, 57321, 65813, 70587, 79902, 97658, 107694, 114642, 119853, 131626, 137609, 141174, 146487, 161541, 197439, 211761, 239706, 275218, 292974, 323082, 394878, 412827, 423522, 439461, 592317, 825654, 878922, 1184634, 1238481, 1318383, 1513699, 1776951, 2476962, 2636766, 3027398, 3553902, 3715443, 4541097, 7430886, 9082194, 13623291, 27246582, 40869873, 81739746]

約数ペア:

[(1, 81739746), (2, 40869873), (3, 27246582), (6, 13623291), (9, 9082194), (11, 7430886), (18, 4541097), (22, 3715443), (23, 3553902), (27, 3027398), (31, 2636766), (33, 2476962), (46, 1776951), (54, 1513699), (62, 1318383), (66, 1238481), (69, 1184634), (93, 878922), (99, 825654), (138, 592317), (186, 439461), (193, 423522), (198, 412827), (207, 394878), (253, 323082), (279, 292974), (297, 275218), (341, 239706), (386, 211761), (414, 197439), (506, 161541), (558, 146487), (579, 141174), (594, 137609), (621, 131626), (682, 119853), (713, 114642), (759, 107694), (837, 97658), (1023, 79902), (1158, 70587), (1242, 65813), (1426, 57321), (1518, 53847), (1674, 48829), (1737, 47058), (2046, 39951), (2123, 38502), (2139, 38214), (2277, 35898), (3069, 26634), (3474, 23529), (4246, 19251), (4278, 19107), (4439, 18414), (4554, 17949), (5211, 15686), (5983, 13662), (6138, 13317), (6369, 12834), (6417, 12738), (6831, 11966), (7843, 10422), (8878, 9207)]