389141356

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{1741}}^1$

素因数の和:1954

約数の個数: 48

約数和(自身を含む): 763832160

約数和(自身を除く): 374690804

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 173, 323, 346, 646, 692, 1292, 1741, 2941, 3287, 3482, 5882, 6574, 6964, 11764, 13148, 29597, 33079, 55879, 59194, 66158, 111758, 118388, 132316, 223516, 301193, 562343, 602386, 1124686, 1204772, 2249372, 5120281, 5722667, 10240562, 11445334, 20481124, 22890668, 97285339, 194570678, 389141356]

約数ペア:

[(1, 389141356), (2, 194570678), (4, 97285339), (17, 22890668), (19, 20481124), (34, 11445334), (38, 10240562), (68, 5722667), (76, 5120281), (173, 2249372), (323, 1204772), (346, 1124686), (646, 602386), (692, 562343), (1292, 301193), (1741, 223516), (2941, 132316), (3287, 118388), (3482, 111758), (5882, 66158), (6574, 59194), (6964, 55879), (11764, 33079), (13148, 29597)]