648889362

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{229}}^1\times {\mathrm{1301}}^1$

素因数の和:1560

約数の個数: 72

約数和(自身を含む): 1553299020

約数和(自身を除く): 904409658

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 229, 242, 363, 458, 687, 726, 1089, 1301, 1374, 2061, 2178, 2519, 2602, 3903, 4122, 5038, 7557, 7806, 11709, 14311, 15114, 22671, 23418, 27709, 28622, 42933, 45342, 55418, 83127, 85866, 128799, 157421, 166254, 249381, 257598, 297929, 314842, 472263, 498762, 595858, 893787, 944526, 1416789, 1787574, 2681361, 2833578, 3277219, 5362722, 6554438, 9831657, 19663314, 29494971, 36049409, 58989942, 72098818, 108148227, 216296454, 324444681, 648889362]

約数ペア:

[(1, 648889362), (2, 324444681), (3, 216296454), (6, 108148227), (9, 72098818), (11, 58989942), (18, 36049409), (22, 29494971), (33, 19663314), (66, 9831657), (99, 6554438), (121, 5362722), (198, 3277219), (229, 2833578), (242, 2681361), (363, 1787574), (458, 1416789), (687, 944526), (726, 893787), (1089, 595858), (1301, 498762), (1374, 472263), (2061, 314842), (2178, 297929), (2519, 257598), (2602, 249381), (3903, 166254), (4122, 157421), (5038, 128799), (7557, 85866), (7806, 83127), (11709, 55418), (14311, 45342), (15114, 42933), (22671, 28622), (23418, 27709)]