2788890732

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{105977}}^1$

素因数の和:106047

約数の個数: 72

約数和(自身を含む): 7638046416

約数和(自身を除く): 4849155684

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 43, 51, 68, 86, 102, 129, 153, 172, 204, 258, 306, 387, 516, 612, 731, 774, 1462, 1548, 2193, 2924, 4386, 6579, 8772, 13158, 26316, 105977, 211954, 317931, 423908, 635862, 953793, 1271724, 1801609, 1907586, 3603218, 3815172, 4557011, 5404827, 7206436, 9114022, 10809654, 13671033, 16214481, 18228044, 21619308, 27342066, 32428962, 41013099, 54684132, 64857924, 77469187, 82026198, 154938374, 164052396, 232407561, 309876748, 464815122, 697222683, 929630244, 1394445366, 2788890732]

約数ペア:

[(1, 2788890732), (2, 1394445366), (3, 929630244), (4, 697222683), (6, 464815122), (9, 309876748), (12, 232407561), (17, 164052396), (18, 154938374), (34, 82026198), (36, 77469187), (43, 64857924), (51, 54684132), (68, 41013099), (86, 32428962), (102, 27342066), (129, 21619308), (153, 18228044), (172, 16214481), (204, 13671033), (258, 10809654), (306, 9114022), (387, 7206436), (516, 5404827), (612, 4557011), (731, 3815172), (774, 3603218), (1462, 1907586), (1548, 1801609), (2193, 1271724), (2924, 953793), (4386, 635862), (6579, 423908), (8772, 317931), (13158, 211954), (26316, 105977)]