664831388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1\times {\mathrm{281}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 1269487296

約数和(自身を除く): 604655908

約数列:

[1, 2, 4, 13, 26, 52, 173, 263, 281, 346, 526, 562, 692, 1052, 1124, 2249, 3419, 3653, 4498, 6838, 7306, 8996, 13676, 14612, 45499, 48613, 73903, 90998, 97226, 147806, 181996, 194452, 295612, 591487, 631969, 960739, 1182974, 1263938, 1921478, 2365948, 2527876, 3842956, 12785219, 25570438, 51140876, 166207847, 332415694, 664831388]

約数ペア:

[(1, 664831388), (2, 332415694), (4, 166207847), (13, 51140876), (26, 25570438), (52, 12785219), (173, 3842956), (263, 2527876), (281, 2365948), (346, 1921478), (526, 1263938), (562, 1182974), (692, 960739), (1052, 631969), (1124, 591487), (2249, 295612), (3419, 194452), (3653, 181996), (4498, 147806), (6838, 97226), (7306, 90998), (8996, 73903), (13676, 48613), (14612, 45499)]