1337421778

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{1291}}^1$

素因数の和:1380

約数の個数: 72

約数和(自身を含む): 2632625712

約数和(自身を除く): 1295203934

約数列:

[1, 2, 7, 11, 14, 22, 31, 49, 62, 77, 98, 154, 217, 341, 434, 539, 682, 961, 1078, 1291, 1519, 1922, 2387, 2582, 3038, 4774, 6727, 9037, 10571, 13454, 14201, 16709, 18074, 21142, 28402, 33418, 40021, 47089, 63259, 73997, 80042, 94178, 99407, 126518, 147994, 198814, 280147, 440231, 517979, 560294, 695849, 880462, 1035958, 1240651, 1391698, 1961029, 2481302, 3081617, 3922058, 6163234, 8684557, 13647161, 17369114, 21571319, 27294322, 43142638, 60791899, 95530127, 121583798, 191060254, 668710889, 1337421778]

約数ペア:

[(1, 1337421778), (2, 668710889), (7, 191060254), (11, 121583798), (14, 95530127), (22, 60791899), (31, 43142638), (49, 27294322), (62, 21571319), (77, 17369114), (98, 13647161), (154, 8684557), (217, 6163234), (341, 3922058), (434, 3081617), (539, 2481302), (682, 1961029), (961, 1391698), (1078, 1240651), (1291, 1035958), (1519, 880462), (1922, 695849), (2387, 560294), (2582, 517979), (3038, 440231), (4774, 280147), (6727, 198814), (9037, 147994), (10571, 126518), (13454, 99407), (14201, 94178), (16709, 80042), (18074, 73997), (21142, 63259), (28402, 47089), (33418, 40021)]