289311568

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4621}}^1$

素因数の和:4692

約数の個数: 80

約数和(自身を含む): 706093696

約数和(自身を除く): 416782128

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 43, 52, 56, 86, 91, 104, 112, 172, 182, 208, 301, 344, 364, 559, 602, 688, 728, 1118, 1204, 1456, 2236, 2408, 3913, 4472, 4621, 4816, 7826, 8944, 9242, 15652, 18484, 31304, 32347, 36968, 60073, 62608, 64694, 73936, 120146, 129388, 198703, 240292, 258776, 397406, 420511, 480584, 517552, 794812, 841022, 961168, 1390921, 1589624, 1682044, 2583139, 2781842, 3179248, 3364088, 5166278, 5563684, 6728176, 10332556, 11127368, 18081973, 20665112, 22254736, 36163946, 41330224, 72327892, 144655784, 289311568]

約数ペア:

[(1, 289311568), (2, 144655784), (4, 72327892), (7, 41330224), (8, 36163946), (13, 22254736), (14, 20665112), (16, 18081973), (26, 11127368), (28, 10332556), (43, 6728176), (52, 5563684), (56, 5166278), (86, 3364088), (91, 3179248), (104, 2781842), (112, 2583139), (172, 1682044), (182, 1589624), (208, 1390921), (301, 961168), (344, 841022), (364, 794812), (559, 517552), (602, 480584), (688, 420511), (728, 397406), (1118, 258776), (1204, 240292), (1456, 198703), (2236, 129388), (2408, 120146), (3913, 73936), (4472, 64694), (4621, 62608), (4816, 60073), (7826, 36968), (8944, 32347), (9242, 31304), (15652, 18484)]