66964716

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20441}}^1$

素因数の和:20471

約数の個数: 72

約数和(自身を含む): 208344864

約数和(自身を除く): 141380148

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 20441, 40882, 61323, 81764, 122646, 143087, 183969, 245292, 265733, 286174, 367938, 429261, 531466, 572348, 735876, 797199, 858522, 1062932, 1287783, 1594398, 1717044, 1860131, 2391597, 2575566, 3188796, 3720262, 4783194, 5151132, 5580393, 7440524, 9566388, 11160786, 16741179, 22321572, 33482358, 66964716]

約数ペア:

[(1, 66964716), (2, 33482358), (3, 22321572), (4, 16741179), (6, 11160786), (7, 9566388), (9, 7440524), (12, 5580393), (13, 5151132), (14, 4783194), (18, 3720262), (21, 3188796), (26, 2575566), (28, 2391597), (36, 1860131), (39, 1717044), (42, 1594398), (52, 1287783), (63, 1062932), (78, 858522), (84, 797199), (91, 735876), (117, 572348), (126, 531466), (156, 429261), (182, 367938), (234, 286174), (252, 265733), (273, 245292), (364, 183969), (468, 143087), (546, 122646), (819, 81764), (1092, 61323), (1638, 40882), (3276, 20441)]