199151925

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1153}}^1$

素因数の和:1227

約数の個数: 72

約数和(自身を含む): 391510656

約数和(自身を除く): 192358731

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 47, 49, 75, 105, 141, 147, 175, 235, 245, 329, 525, 705, 735, 987, 1153, 1175, 1225, 1645, 2303, 3459, 3525, 3675, 4935, 5765, 6909, 8071, 8225, 11515, 17295, 24213, 24675, 28825, 34545, 40355, 54191, 56497, 57575, 86475, 121065, 162573, 169491, 172725, 201775, 270955, 282485, 379337, 605325, 812865, 847455, 1138011, 1354775, 1412425, 1896685, 2655359, 4064325, 4237275, 5690055, 7966077, 9483425, 13276795, 28450275, 39830385, 66383975, 199151925]

約数ペア:

[(1, 199151925), (3, 66383975), (5, 39830385), (7, 28450275), (15, 13276795), (21, 9483425), (25, 7966077), (35, 5690055), (47, 4237275), (49, 4064325), (75, 2655359), (105, 1896685), (141, 1412425), (147, 1354775), (175, 1138011), (235, 847455), (245, 812865), (329, 605325), (525, 379337), (705, 282485), (735, 270955), (987, 201775), (1153, 172725), (1175, 169491), (1225, 162573), (1645, 121065), (2303, 86475), (3459, 57575), (3525, 56497), (3675, 54191), (4935, 40355), (5765, 34545), (6909, 28825), (8071, 24675), (8225, 24213), (11515, 17295)]