258214914

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{2239}}^1$

素因数の和:2439

約数の個数: 48

約数和(自身を含む): 576576000

約数和(自身を除く): 318361086

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 149, 258, 298, 387, 447, 774, 894, 1341, 2239, 2682, 4478, 6407, 6717, 12814, 13434, 19221, 20151, 38442, 40302, 57663, 96277, 115326, 192554, 288831, 333611, 577662, 667222, 866493, 1000833, 1732986, 2001666, 3002499, 6004998, 14345273, 28690546, 43035819, 86071638, 129107457, 258214914]

約数ペア:

[(1, 258214914), (2, 129107457), (3, 86071638), (6, 43035819), (9, 28690546), (18, 14345273), (43, 6004998), (86, 3002499), (129, 2001666), (149, 1732986), (258, 1000833), (298, 866493), (387, 667222), (447, 577662), (774, 333611), (894, 288831), (1341, 192554), (2239, 115326), (2682, 96277), (4478, 57663), (6407, 40302), (6717, 38442), (12814, 20151), (13434, 19221)]