28980206

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{397}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 49001760

約数和(自身を除く): 20021554

約数列:

[1, 2, 17, 19, 34, 38, 113, 226, 323, 397, 646, 794, 1921, 2147, 3842, 4294, 6749, 7543, 13498, 15086, 36499, 44861, 72998, 89722, 128231, 256462, 762637, 852359, 1525274, 1704718, 14490103, 28980206]

約数ペア:

[(1, 28980206), (2, 14490103), (17, 1704718), (19, 1525274), (34, 852359), (38, 762637), (113, 256462), (226, 128231), (323, 89722), (397, 72998), (646, 44861), (794, 36499), (1921, 15086), (2147, 13498), (3842, 7543), (4294, 6749)]