203426445

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 358963200

約数和(自身を除く): 155536755

約数列:

[1, 3, 5, 15, 19, 29, 57, 87, 95, 145, 151, 163, 285, 435, 453, 489, 551, 755, 815, 1653, 2265, 2445, 2755, 2869, 3097, 4379, 4727, 8265, 8607, 9291, 13137, 14181, 14345, 15485, 21895, 23635, 24613, 43035, 46455, 65685, 70905, 73839, 83201, 89813, 123065, 249603, 269439, 369195, 416005, 449065, 467647, 713777, 1248015, 1347195, 1402941, 2141331, 2338235, 3568885, 7014705, 10706655, 13561763, 40685289, 67808815, 203426445]

約数ペア:

[(1, 203426445), (3, 67808815), (5, 40685289), (15, 13561763), (19, 10706655), (29, 7014705), (57, 3568885), (87, 2338235), (95, 2141331), (145, 1402941), (151, 1347195), (163, 1248015), (285, 713777), (435, 467647), (453, 449065), (489, 416005), (551, 369195), (755, 269439), (815, 249603), (1653, 123065), (2265, 89813), (2445, 83201), (2755, 73839), (2869, 70905), (3097, 65685), (4379, 46455), (4727, 43035), (8265, 24613), (8607, 23635), (9291, 21895), (13137, 15485), (14181, 14345)]