2647164

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 6773760

約数和(自身を除く): 4126596

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 213, 239, 284, 426, 478, 717, 852, 923, 956, 1434, 1846, 2769, 2868, 3107, 3692, 5538, 6214, 9321, 11076, 12428, 16969, 18642, 33938, 37284, 50907, 67876, 101814, 203628, 220597, 441194, 661791, 882388, 1323582, 2647164]

約数ペア:

[(1, 2647164), (2, 1323582), (3, 882388), (4, 661791), (6, 441194), (12, 220597), (13, 203628), (26, 101814), (39, 67876), (52, 50907), (71, 37284), (78, 33938), (142, 18642), (156, 16969), (213, 12428), (239, 11076), (284, 9321), (426, 6214), (478, 5538), (717, 3692), (852, 3107), (923, 2868), (956, 2769), (1434, 1846)]