204558138

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{2081}}^1$

素因数の和:2259

約数の個数: 48

約数和(自身を含む): 457307136

約数和(自身を除く): 252748998

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 127, 129, 254, 258, 381, 387, 762, 774, 1143, 2081, 2286, 4162, 5461, 6243, 10922, 12486, 16383, 18729, 32766, 37458, 49149, 89483, 98298, 178966, 264287, 268449, 528574, 536898, 792861, 805347, 1585722, 1610694, 2378583, 4757166, 11364341, 22728682, 34093023, 68186046, 102279069, 204558138]

約数ペア:

[(1, 204558138), (2, 102279069), (3, 68186046), (6, 34093023), (9, 22728682), (18, 11364341), (43, 4757166), (86, 2378583), (127, 1610694), (129, 1585722), (254, 805347), (258, 792861), (381, 536898), (387, 528574), (762, 268449), (774, 264287), (1143, 178966), (2081, 98298), (2286, 89483), (4162, 49149), (5461, 37458), (6243, 32766), (10922, 18729), (12486, 16383)]