205374195

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:341

約数の個数: 96

約数和(自身を含む): 411832512

約数和(自身を除く): 206458317

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 107, 117, 153, 193, 195, 221, 255, 321, 535, 579, 585, 663, 765, 963, 965, 1105, 1391, 1605, 1737, 1819, 1989, 2509, 2895, 3281, 3315, 4173, 4815, 5457, 6955, 7527, 8685, 9095, 9843, 9945, 12519, 12545, 16371, 16405, 20651, 20865, 22581, 23647, 27285, 29529, 37635, 42653, 49215, 61953, 62595, 70941, 81855, 103255, 112905, 118235, 127959, 147645, 185859, 212823, 213265, 268463, 309765, 351067, 354705, 383877, 639795, 805389, 929295, 1053201, 1064115, 1342315, 1755335, 1919385, 2416167, 3159603, 4026945, 4563871, 5266005, 12080835, 13691613, 15798015, 22819355, 41074839, 68458065, 205374195]

約数ペア:

[(1, 205374195), (3, 68458065), (5, 41074839), (9, 22819355), (13, 15798015), (15, 13691613), (17, 12080835), (39, 5266005), (45, 4563871), (51, 4026945), (65, 3159603), (85, 2416167), (107, 1919385), (117, 1755335), (153, 1342315), (193, 1064115), (195, 1053201), (221, 929295), (255, 805389), (321, 639795), (535, 383877), (579, 354705), (585, 351067), (663, 309765), (765, 268463), (963, 213265), (965, 212823), (1105, 185859), (1391, 147645), (1605, 127959), (1737, 118235), (1819, 112905), (1989, 103255), (2509, 81855), (2895, 70941), (3281, 62595), (3315, 61953), (4173, 49215), (4815, 42653), (5457, 37635), (6955, 29529), (7527, 27285), (8685, 23647), (9095, 22581), (9843, 20865), (9945, 20651), (12519, 16405), (12545, 16371)]