8140398

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^2$

素因数の和:233

約数の個数: 48

約数和(自身を含む): 19781760

約数和(自身を除く): 11641362

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 101, 114, 133, 202, 266, 303, 399, 606, 707, 798, 1414, 1919, 2121, 3838, 4242, 5757, 10201, 11514, 13433, 20402, 26866, 30603, 40299, 61206, 71407, 80598, 142814, 193819, 214221, 387638, 428442, 581457, 1162914, 1356733, 2713466, 4070199, 8140398]

約数ペア:

[(1, 8140398), (2, 4070199), (3, 2713466), (6, 1356733), (7, 1162914), (14, 581457), (19, 428442), (21, 387638), (38, 214221), (42, 193819), (57, 142814), (101, 80598), (114, 71407), (133, 61206), (202, 40299), (266, 30603), (303, 26866), (399, 20402), (606, 13433), (707, 11514), (798, 10201), (1414, 5757), (1919, 4242), (2121, 3838)]