208088738

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{337}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 392491008

約数和(自身を除く): 184402270

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 127, 143, 187, 221, 254, 286, 337, 374, 442, 674, 1397, 1651, 2159, 2431, 2794, 3302, 3707, 4318, 4381, 4862, 5729, 7414, 8762, 11458, 18161, 23749, 28067, 36322, 42799, 47498, 48191, 56134, 63019, 74477, 85598, 96382, 126038, 148954, 308737, 470789, 556387, 617474, 727583, 819247, 941578, 1112774, 1455166, 1638494, 6120257, 8003413, 9458579, 12240514, 16006826, 18917158, 104044369, 208088738]

約数ペア:

[(1, 208088738), (2, 104044369), (11, 18917158), (13, 16006826), (17, 12240514), (22, 9458579), (26, 8003413), (34, 6120257), (127, 1638494), (143, 1455166), (187, 1112774), (221, 941578), (254, 819247), (286, 727583), (337, 617474), (374, 556387), (442, 470789), (674, 308737), (1397, 148954), (1651, 126038), (2159, 96382), (2431, 85598), (2794, 74477), (3302, 63019), (3707, 56134), (4318, 48191), (4381, 47498), (4862, 42799), (5729, 36322), (7414, 28067), (8762, 23749), (11458, 18161)]