72191994

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{89}}^2$

素因数の和:228

約数の個数: 72

約数和(自身を含む): 175344768

約数和(自身を除く): 103152774

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 49, 62, 89, 93, 98, 147, 178, 186, 217, 267, 294, 434, 534, 623, 651, 1246, 1302, 1519, 1869, 2759, 3038, 3738, 4361, 4557, 5518, 7921, 8277, 8722, 9114, 13083, 15842, 16554, 19313, 23763, 26166, 38626, 47526, 55447, 57939, 110894, 115878, 135191, 166341, 245551, 270382, 332682, 388129, 405573, 491102, 736653, 776258, 811146, 1164387, 1473306, 1718857, 2328774, 3437714, 5156571, 10313142, 12031999, 24063998, 36095997, 72191994]

約数ペア:

[(1, 72191994), (2, 36095997), (3, 24063998), (6, 12031999), (7, 10313142), (14, 5156571), (21, 3437714), (31, 2328774), (42, 1718857), (49, 1473306), (62, 1164387), (89, 811146), (93, 776258), (98, 736653), (147, 491102), (178, 405573), (186, 388129), (217, 332682), (267, 270382), (294, 245551), (434, 166341), (534, 135191), (623, 115878), (651, 110894), (1246, 57939), (1302, 55447), (1519, 47526), (1869, 38626), (2759, 26166), (3038, 23763), (3738, 19313), (4361, 16554), (4557, 15842), (5518, 13083), (7921, 9114), (8277, 8722)]