138898518

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2473}}^1$

素因数の和:2549

約数の個数: 64

約数和(自身を含む): 324905472

約数和(自身を除く): 186006954

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 37, 46, 66, 69, 74, 111, 138, 222, 253, 407, 506, 759, 814, 851, 1221, 1518, 1702, 2442, 2473, 2553, 4946, 5106, 7419, 9361, 14838, 18722, 27203, 28083, 54406, 56166, 56879, 81609, 91501, 113758, 163218, 170637, 183002, 274503, 341274, 549006, 625669, 1006511, 1251338, 1877007, 2013022, 2104523, 3019533, 3754014, 4209046, 6039066, 6313569, 12627138, 23149753, 46299506, 69449259, 138898518]

約数ペア:

[(1, 138898518), (2, 69449259), (3, 46299506), (6, 23149753), (11, 12627138), (22, 6313569), (23, 6039066), (33, 4209046), (37, 3754014), (46, 3019533), (66, 2104523), (69, 2013022), (74, 1877007), (111, 1251338), (138, 1006511), (222, 625669), (253, 549006), (407, 341274), (506, 274503), (759, 183002), (814, 170637), (851, 163218), (1221, 113758), (1518, 91501), (1702, 81609), (2442, 56879), (2473, 56166), (2553, 54406), (4946, 28083), (5106, 27203), (7419, 18722), (9361, 14838)]