81576846

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20507}}^1$

素因数の和:20545

約数の個数: 48

約数和(自身を含む): 201552624

約数和(自身を除く): 119975778

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 20507, 41014, 61521, 123042, 184563, 266591, 348619, 369126, 533182, 697238, 799773, 1045857, 1599546, 2091714, 2399319, 3137571, 4532047, 4798638, 6275142, 9064094, 13596141, 27192282, 40788423, 81576846]

約数ペア:

[(1, 81576846), (2, 40788423), (3, 27192282), (6, 13596141), (9, 9064094), (13, 6275142), (17, 4798638), (18, 4532047), (26, 3137571), (34, 2399319), (39, 2091714), (51, 1599546), (78, 1045857), (102, 799773), (117, 697238), (153, 533182), (221, 369126), (234, 348619), (306, 266591), (442, 184563), (663, 123042), (1326, 61521), (1989, 41014), (3978, 20507)]