219187386

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{157}}^1\times {\mathrm{641}}^1$

素因数の和:828

約数の個数: 72

約数和(自身を含む): 526148532

約数和(自身を除く): 306961146

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 157, 198, 242, 314, 363, 471, 641, 726, 942, 1089, 1282, 1413, 1727, 1923, 2178, 2826, 3454, 3846, 5181, 5769, 7051, 10362, 11538, 14102, 15543, 18997, 21153, 31086, 37994, 42306, 56991, 63459, 77561, 100637, 113982, 126918, 155122, 170973, 201274, 232683, 301911, 341946, 465366, 603822, 698049, 905733, 1107007, 1396098, 1811466, 2214014, 3321021, 6642042, 9963063, 12177077, 19926126, 24354154, 36531231, 73062462, 109593693, 219187386]

約数ペア:

[(1, 219187386), (2, 109593693), (3, 73062462), (6, 36531231), (9, 24354154), (11, 19926126), (18, 12177077), (22, 9963063), (33, 6642042), (66, 3321021), (99, 2214014), (121, 1811466), (157, 1396098), (198, 1107007), (242, 905733), (314, 698049), (363, 603822), (471, 465366), (641, 341946), (726, 301911), (942, 232683), (1089, 201274), (1282, 170973), (1413, 155122), (1727, 126918), (1923, 113982), (2178, 100637), (2826, 77561), (3454, 63459), (3846, 56991), (5181, 42306), (5769, 37994), (7051, 31086), (10362, 21153), (11538, 18997), (14102, 15543)]