31130778

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5573}}^1$

素因数の和:5611

約数の個数: 48

約数和(自身を含む): 76252320

約数和(自身を除く): 45121542

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 98, 114, 133, 147, 266, 294, 399, 798, 931, 1862, 2793, 5573, 5586, 11146, 16719, 33438, 39011, 78022, 105887, 117033, 211774, 234066, 273077, 317661, 546154, 635322, 741209, 819231, 1482418, 1638462, 2223627, 4447254, 5188463, 10376926, 15565389, 31130778]

約数ペア:

[(1, 31130778), (2, 15565389), (3, 10376926), (6, 5188463), (7, 4447254), (14, 2223627), (19, 1638462), (21, 1482418), (38, 819231), (42, 741209), (49, 635322), (57, 546154), (98, 317661), (114, 273077), (133, 234066), (147, 211774), (266, 117033), (294, 105887), (399, 78022), (798, 39011), (931, 33438), (1862, 16719), (2793, 11146), (5573, 5586)]