81387306

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4517}}^1$

素因数の和:4556

約数の個数: 96

約数和(自身を含む): 236815488

約数和(自身を除く): 155428182

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 33, 39, 42, 63, 66, 77, 78, 91, 99, 117, 126, 143, 154, 182, 198, 231, 234, 273, 286, 429, 462, 546, 693, 819, 858, 1001, 1287, 1386, 1638, 2002, 2574, 3003, 4517, 6006, 9009, 9034, 13551, 18018, 27102, 31619, 40653, 49687, 58721, 63238, 81306, 94857, 99374, 117442, 149061, 176163, 189714, 284571, 298122, 347809, 352326, 411047, 447183, 528489, 569142, 645931, 695618, 822094, 894366, 1043427, 1056978, 1233141, 1291862, 1937793, 2086854, 2466282, 3130281, 3699423, 3875586, 4521517, 5813379, 6260562, 7398846, 9043034, 11626758, 13564551, 27129102, 40693653, 81387306]

約数ペア:

[(1, 81387306), (2, 40693653), (3, 27129102), (6, 13564551), (7, 11626758), (9, 9043034), (11, 7398846), (13, 6260562), (14, 5813379), (18, 4521517), (21, 3875586), (22, 3699423), (26, 3130281), (33, 2466282), (39, 2086854), (42, 1937793), (63, 1291862), (66, 1233141), (77, 1056978), (78, 1043427), (91, 894366), (99, 822094), (117, 695618), (126, 645931), (143, 569142), (154, 528489), (182, 447183), (198, 411047), (231, 352326), (234, 347809), (273, 298122), (286, 284571), (429, 189714), (462, 176163), (546, 149061), (693, 117442), (819, 99374), (858, 94857), (1001, 81306), (1287, 63238), (1386, 58721), (1638, 49687), (2002, 40653), (2574, 31619), (3003, 27102), (4517, 18018), (6006, 13551), (9009, 9034)]