203830305

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:566

約数の個数: 64

約数和(自身を含む): 385302528

約数和(自身を除く): 181472223

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 103, 105, 141, 235, 309, 329, 401, 515, 705, 721, 987, 1203, 1545, 1645, 2005, 2163, 2807, 3605, 4841, 4935, 6015, 8421, 10815, 14035, 14523, 18847, 24205, 33887, 41303, 42105, 56541, 72615, 94235, 101661, 123909, 131929, 169435, 206515, 282705, 289121, 395787, 508305, 619545, 659645, 867363, 1445605, 1941241, 1978935, 4336815, 5823723, 9706205, 13588687, 29118615, 40766061, 67943435, 203830305]

約数ペア:

[(1, 203830305), (3, 67943435), (5, 40766061), (7, 29118615), (15, 13588687), (21, 9706205), (35, 5823723), (47, 4336815), (103, 1978935), (105, 1941241), (141, 1445605), (235, 867363), (309, 659645), (329, 619545), (401, 508305), (515, 395787), (705, 289121), (721, 282705), (987, 206515), (1203, 169435), (1545, 131929), (1645, 123909), (2005, 101661), (2163, 94235), (2807, 72615), (3605, 56541), (4841, 42105), (4935, 41303), (6015, 33887), (8421, 24205), (10815, 18847), (14035, 14523)]