73491867

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^2$

素因数の和:154

約数の個数: 60

約数和(自身を含む): 124712280

約数和(自身を除く): 51220413

約数列:

[1, 3, 9, 17, 19, 27, 51, 53, 57, 81, 153, 159, 171, 323, 459, 477, 513, 901, 969, 1007, 1377, 1431, 1539, 2703, 2809, 2907, 3021, 4293, 8109, 8427, 8721, 9063, 17119, 24327, 25281, 26163, 27189, 47753, 51357, 53371, 72981, 75843, 81567, 143259, 154071, 160113, 227529, 429777, 462213, 480339, 907307, 1289331, 1386639, 1441017, 2721921, 3867993, 4323051, 8165763, 24497289, 73491867]

約数ペア:

[(1, 73491867), (3, 24497289), (9, 8165763), (17, 4323051), (19, 3867993), (27, 2721921), (51, 1441017), (53, 1386639), (57, 1289331), (81, 907307), (153, 480339), (159, 462213), (171, 429777), (323, 227529), (459, 160113), (477, 154071), (513, 143259), (901, 81567), (969, 75843), (1007, 72981), (1377, 53371), (1431, 51357), (1539, 47753), (2703, 27189), (2809, 26163), (2907, 25281), (3021, 24327), (4293, 17119), (8109, 9063), (8427, 8721)]