81790506

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{30911}}^1$

素因数の和:30936

約数の個数: 48

約数和(自身を含む): 211438080

約数和(自身を除く): 129647574

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 98, 126, 147, 189, 294, 378, 441, 882, 1323, 2646, 30911, 61822, 92733, 185466, 216377, 278199, 432754, 556398, 649131, 834597, 1298262, 1514639, 1669194, 1947393, 3029278, 3894786, 4543917, 5842179, 9087834, 11684358, 13631751, 27263502, 40895253, 81790506]

約数ペア:

[(1, 81790506), (2, 40895253), (3, 27263502), (6, 13631751), (7, 11684358), (9, 9087834), (14, 5842179), (18, 4543917), (21, 3894786), (27, 3029278), (42, 1947393), (49, 1669194), (54, 1514639), (63, 1298262), (98, 834597), (126, 649131), (147, 556398), (189, 432754), (294, 278199), (378, 216377), (441, 185466), (882, 92733), (1323, 61822), (2646, 30911)]