78939476

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{1301}}^1$

素因数の和:1520

約数の個数: 48

約数和(自身を含む): 173238912

約数和(自身を除く): 94299436

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 197, 308, 394, 788, 1301, 1379, 2167, 2602, 2758, 4334, 5204, 5516, 8668, 9107, 14311, 15169, 18214, 28622, 30338, 36428, 57244, 60676, 100177, 200354, 256297, 400708, 512594, 1025188, 1794079, 2819267, 3588158, 5638534, 7176316, 11277068, 19734869, 39469738, 78939476]

約数ペア:

[(1, 78939476), (2, 39469738), (4, 19734869), (7, 11277068), (11, 7176316), (14, 5638534), (22, 3588158), (28, 2819267), (44, 1794079), (77, 1025188), (154, 512594), (197, 400708), (308, 256297), (394, 200354), (788, 100177), (1301, 60676), (1379, 57244), (2167, 36428), (2602, 30338), (2758, 28622), (4334, 18214), (5204, 15169), (5516, 14311), (8668, 9107)]