72747822

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{269}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 171694080

約数和(自身を除く): 98946258

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 137, 141, 269, 274, 282, 329, 411, 538, 658, 807, 822, 959, 987, 1614, 1883, 1918, 1974, 2877, 3766, 5649, 5754, 6439, 11298, 12643, 12878, 19317, 25286, 36853, 37929, 38634, 45073, 73706, 75858, 88501, 90146, 110559, 135219, 177002, 221118, 257971, 265503, 270438, 515942, 531006, 773913, 1547826, 1732091, 3464182, 5196273, 10392546, 12124637, 24249274, 36373911, 72747822]

約数ペア:

[(1, 72747822), (2, 36373911), (3, 24249274), (6, 12124637), (7, 10392546), (14, 5196273), (21, 3464182), (42, 1732091), (47, 1547826), (94, 773913), (137, 531006), (141, 515942), (269, 270438), (274, 265503), (282, 257971), (329, 221118), (411, 177002), (538, 135219), (658, 110559), (807, 90146), (822, 88501), (959, 75858), (987, 73706), (1614, 45073), (1883, 38634), (1918, 37929), (1974, 36853), (2877, 25286), (3766, 19317), (5649, 12878), (5754, 12643), (6439, 11298)]