81364878

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{11329}}^1$

素因数の和:11366

約数の個数: 64

約数和(自身を含む): 217536000

約数和(自身を除く): 136171122

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 171, 189, 266, 342, 378, 399, 513, 798, 1026, 1197, 2394, 3591, 7182, 11329, 22658, 33987, 67974, 79303, 101961, 158606, 203922, 215251, 237909, 305883, 430502, 475818, 611766, 645753, 713727, 1291506, 1427454, 1506757, 1937259, 2141181, 3013514, 3874518, 4282362, 4520271, 5811777, 9040542, 11623554, 13560813, 27121626, 40682439, 81364878]

約数ペア:

[(1, 81364878), (2, 40682439), (3, 27121626), (6, 13560813), (7, 11623554), (9, 9040542), (14, 5811777), (18, 4520271), (19, 4282362), (21, 3874518), (27, 3013514), (38, 2141181), (42, 1937259), (54, 1506757), (57, 1427454), (63, 1291506), (114, 713727), (126, 645753), (133, 611766), (171, 475818), (189, 430502), (266, 305883), (342, 237909), (378, 215251), (399, 203922), (513, 158606), (798, 101961), (1026, 79303), (1197, 67974), (2394, 33987), (3591, 22658), (7182, 11329)]