128446108388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{393143}}^1$

素因数の和:393324

約数の個数: 48

約数和(自身を含む): 248429266176

約数和(自身を除く): 119983157788

約数列:

[1, 2, 4, 13, 26, 52, 61, 103, 122, 206, 244, 412, 793, 1339, 1586, 2678, 3172, 5356, 6283, 12566, 25132, 81679, 163358, 326716, 393143, 786286, 1572572, 5110859, 10221718, 20443436, 23981723, 40493729, 47963446, 80987458, 95926892, 161974916, 311762399, 526418477, 623524798, 1052836954, 1247049596, 2105673908, 2470117469, 4940234938, 9880469876, 32111527097, 64223054194, 128446108388]

約数ペア:

[(1, 128446108388), (2, 64223054194), (4, 32111527097), (13, 9880469876), (26, 4940234938), (52, 2470117469), (61, 2105673908), (103, 1247049596), (122, 1052836954), (206, 623524798), (244, 526418477), (412, 311762399), (793, 161974916), (1339, 95926892), (1586, 80987458), (2678, 47963446), (3172, 40493729), (5356, 23981723), (6283, 20443436), (12566, 10221718), (25132, 5110859), (81679, 1572572), (163358, 786286), (326716, 393143)]