2157012

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1$

素因数の和:453

約数の個数: 72

約数和(自身を含む): 6420960

約数和(自身を除く): 4263948

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 198, 234, 286, 396, 419, 429, 468, 572, 838, 858, 1257, 1287, 1676, 1716, 2514, 2574, 3771, 4609, 5028, 5148, 5447, 7542, 9218, 10894, 13827, 15084, 16341, 18436, 21788, 27654, 32682, 41481, 49023, 55308, 59917, 65364, 82962, 98046, 119834, 165924, 179751, 196092, 239668, 359502, 539253, 719004, 1078506, 2157012]

約数ペア:

[(1, 2157012), (2, 1078506), (3, 719004), (4, 539253), (6, 359502), (9, 239668), (11, 196092), (12, 179751), (13, 165924), (18, 119834), (22, 98046), (26, 82962), (33, 65364), (36, 59917), (39, 55308), (44, 49023), (52, 41481), (66, 32682), (78, 27654), (99, 21788), (117, 18436), (132, 16341), (143, 15084), (156, 13827), (198, 10894), (234, 9218), (286, 7542), (396, 5447), (419, 5148), (429, 5028), (468, 4609), (572, 3771), (838, 2574), (858, 2514), (1257, 1716), (1287, 1676)]