204434945

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 309899520

約数和(自身を除く): 105464575

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 121, 139, 143, 187, 221, 605, 695, 715, 935, 1105, 1331, 1529, 1573, 1807, 2057, 2363, 2431, 6655, 7645, 7865, 9035, 10285, 11815, 12155, 16819, 17303, 19877, 22627, 25993, 26741, 30719, 84095, 86515, 99385, 113135, 129965, 133705, 153595, 185009, 218647, 285923, 294151, 337909, 925045, 1093235, 1429615, 1470755, 1689545, 2405117, 3145153, 3716999, 12025585, 15725765, 18584995, 40886989, 204434945]

約数ペア:

[(1, 204434945), (5, 40886989), (11, 18584995), (13, 15725765), (17, 12025585), (55, 3716999), (65, 3145153), (85, 2405117), (121, 1689545), (139, 1470755), (143, 1429615), (187, 1093235), (221, 925045), (605, 337909), (695, 294151), (715, 285923), (935, 218647), (1105, 185009), (1331, 153595), (1529, 133705), (1573, 129965), (1807, 113135), (2057, 99385), (2363, 86515), (2431, 84095), (6655, 30719), (7645, 26741), (7865, 25993), (9035, 22627), (10285, 19877), (11815, 17303), (12155, 16819)]