12809268

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:397

約数の個数: 72

約数和(自身を含む): 34754720

約数和(自身を除く): 21945452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 61, 76, 114, 122, 171, 183, 228, 244, 307, 342, 366, 549, 614, 684, 732, 921, 1098, 1159, 1228, 1842, 2196, 2318, 2763, 3477, 3684, 4636, 5526, 5833, 6954, 10431, 11052, 11666, 13908, 17499, 18727, 20862, 23332, 34998, 37454, 41724, 52497, 56181, 69996, 74908, 104994, 112362, 168543, 209988, 224724, 337086, 355813, 674172, 711626, 1067439, 1423252, 2134878, 3202317, 4269756, 6404634, 12809268]

約数ペア:

[(1, 12809268), (2, 6404634), (3, 4269756), (4, 3202317), (6, 2134878), (9, 1423252), (12, 1067439), (18, 711626), (19, 674172), (36, 355813), (38, 337086), (57, 224724), (61, 209988), (76, 168543), (114, 112362), (122, 104994), (171, 74908), (183, 69996), (228, 56181), (244, 52497), (307, 41724), (342, 37454), (366, 34998), (549, 23332), (614, 20862), (684, 18727), (732, 17499), (921, 13908), (1098, 11666), (1159, 11052), (1228, 10431), (1842, 6954), (2196, 5833), (2318, 5526), (2763, 4636), (3477, 3684)]