138563316

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2357}}^1$

素因数の和:2461

約数の個数: 72

約数和(自身を含む): 370790784

約数和(自身を除く): 232227468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 71, 92, 138, 142, 207, 213, 276, 284, 414, 426, 639, 828, 852, 1278, 1633, 2357, 2556, 3266, 4714, 4899, 6532, 7071, 9428, 9798, 14142, 14697, 19596, 21213, 28284, 29394, 42426, 54211, 58788, 84852, 108422, 162633, 167347, 216844, 325266, 334694, 487899, 502041, 650532, 669388, 975798, 1004082, 1506123, 1951596, 2008164, 3012246, 3848981, 6024492, 7697962, 11546943, 15395924, 23093886, 34640829, 46187772, 69281658, 138563316]

約数ペア:

[(1, 138563316), (2, 69281658), (3, 46187772), (4, 34640829), (6, 23093886), (9, 15395924), (12, 11546943), (18, 7697962), (23, 6024492), (36, 3848981), (46, 3012246), (69, 2008164), (71, 1951596), (92, 1506123), (138, 1004082), (142, 975798), (207, 669388), (213, 650532), (276, 502041), (284, 487899), (414, 334694), (426, 325266), (639, 216844), (828, 167347), (852, 162633), (1278, 108422), (1633, 84852), (2357, 58788), (2556, 54211), (3266, 42426), (4714, 29394), (4899, 28284), (6532, 21213), (7071, 19596), (9428, 14697), (9798, 14142)]