28139692

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1907}}^1$

素因数の和:1966

約数の個数: 48

約数和(自身を含む): 61544448

約数和(自身を除く): 33404756

約数列:

[1, 2, 4, 7, 14, 17, 28, 31, 34, 62, 68, 119, 124, 217, 238, 434, 476, 527, 868, 1054, 1907, 2108, 3689, 3814, 7378, 7628, 13349, 14756, 26698, 32419, 53396, 59117, 64838, 118234, 129676, 226933, 236468, 413819, 453866, 827638, 907732, 1004989, 1655276, 2009978, 4019956, 7034923, 14069846, 28139692]

約数ペア:

[(1, 28139692), (2, 14069846), (4, 7034923), (7, 4019956), (14, 2009978), (17, 1655276), (28, 1004989), (31, 907732), (34, 827638), (62, 453866), (68, 413819), (119, 236468), (124, 226933), (217, 129676), (238, 118234), (434, 64838), (476, 59117), (527, 53396), (868, 32419), (1054, 26698), (1907, 14756), (2108, 13349), (3689, 7628), (3814, 7378)]