389664234

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{1759}}^1$

素因数の和:2195

約数の個数: 48

約数和(自身を含む): 874199040

約数和(自身を除く): 484534806

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 397, 558, 794, 1191, 1759, 2382, 3518, 3573, 5277, 7146, 10554, 12307, 15831, 24614, 31662, 36921, 54529, 73842, 109058, 110763, 163587, 221526, 327174, 490761, 698323, 981522, 1396646, 2094969, 4189938, 6284907, 12569814, 21648013, 43296026, 64944039, 129888078, 194832117, 389664234]

約数ペア:

[(1, 389664234), (2, 194832117), (3, 129888078), (6, 64944039), (9, 43296026), (18, 21648013), (31, 12569814), (62, 6284907), (93, 4189938), (186, 2094969), (279, 1396646), (397, 981522), (558, 698323), (794, 490761), (1191, 327174), (1759, 221526), (2382, 163587), (3518, 110763), (3573, 109058), (5277, 73842), (7146, 54529), (10554, 36921), (12307, 31662), (15831, 24614)]