308538188

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{1153}}^1$

素因数の和:1686

約数の個数: 48

約数和(自身を含む): 651409920

約数和(自身を除く): 342871732

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 503, 532, 1006, 1153, 2012, 2306, 3521, 4612, 7042, 8071, 9557, 14084, 16142, 19114, 21907, 32284, 38228, 43814, 66899, 87628, 133798, 153349, 267596, 306698, 579959, 613396, 1159918, 2319836, 4059713, 8119426, 11019221, 16238852, 22038442, 44076884, 77134547, 154269094, 308538188]

約数ペア:

[(1, 308538188), (2, 154269094), (4, 77134547), (7, 44076884), (14, 22038442), (19, 16238852), (28, 11019221), (38, 8119426), (76, 4059713), (133, 2319836), (266, 1159918), (503, 613396), (532, 579959), (1006, 306698), (1153, 267596), (2012, 153349), (2306, 133798), (3521, 87628), (4612, 66899), (7042, 43814), (8071, 38228), (9557, 32284), (14084, 21907), (16142, 19114)]