438691806

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{491}}^1\times {\mathrm{1013}}^1$

素因数の和:1526

約数の個数: 72

約数和(自身を含む): 1109028024

約数和(自身を除く): 670336218

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 491, 882, 982, 1013, 1473, 2026, 2946, 3039, 3437, 4419, 6078, 6874, 7091, 8838, 9117, 10311, 14182, 18234, 20622, 21273, 24059, 30933, 42546, 48118, 49637, 61866, 63819, 72177, 99274, 127638, 144354, 148911, 216531, 297822, 433062, 446733, 497383, 893466, 994766, 1492149, 2984298, 3481681, 4476447, 6963362, 8952894, 10445043, 20890086, 24371767, 31335129, 48743534, 62670258, 73115301, 146230602, 219345903, 438691806]

約数ペア:

[(1, 438691806), (2, 219345903), (3, 146230602), (6, 73115301), (7, 62670258), (9, 48743534), (14, 31335129), (18, 24371767), (21, 20890086), (42, 10445043), (49, 8952894), (63, 6963362), (98, 4476447), (126, 3481681), (147, 2984298), (294, 1492149), (441, 994766), (491, 893466), (882, 497383), (982, 446733), (1013, 433062), (1473, 297822), (2026, 216531), (2946, 148911), (3039, 144354), (3437, 127638), (4419, 99274), (6078, 72177), (6874, 63819), (7091, 61866), (8838, 49637), (9117, 48118), (10311, 42546), (14182, 30933), (18234, 24059), (20622, 21273)]