221473278

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1021}}^1$

素因数の和:1151

約数の個数: 80

約数和(自身を含む): 540155616

約数和(自身を除く): 318682338

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 103, 117, 162, 206, 234, 309, 351, 618, 702, 927, 1021, 1053, 1339, 1854, 2042, 2106, 2678, 2781, 3063, 4017, 5562, 6126, 8034, 8343, 9189, 12051, 13273, 16686, 18378, 24102, 26546, 27567, 36153, 39819, 55134, 72306, 79638, 82701, 105163, 108459, 119457, 165402, 210326, 216918, 238914, 315489, 358371, 630978, 716742, 946467, 1075113, 1367119, 1892934, 2150226, 2734238, 2839401, 4101357, 5678802, 8202714, 8518203, 12304071, 17036406, 24608142, 36912213, 73824426, 110736639, 221473278]

約数ペア:

[(1, 221473278), (2, 110736639), (3, 73824426), (6, 36912213), (9, 24608142), (13, 17036406), (18, 12304071), (26, 8518203), (27, 8202714), (39, 5678802), (54, 4101357), (78, 2839401), (81, 2734238), (103, 2150226), (117, 1892934), (162, 1367119), (206, 1075113), (234, 946467), (309, 716742), (351, 630978), (618, 358371), (702, 315489), (927, 238914), (1021, 216918), (1053, 210326), (1339, 165402), (1854, 119457), (2042, 108459), (2106, 105163), (2678, 82701), (2781, 79638), (3063, 72306), (4017, 55134), (5562, 39819), (6126, 36153), (8034, 27567), (8343, 26546), (9189, 24102), (12051, 18378), (13273, 16686)]