257965836

素因数分解:

$2^2\times 3^1\times {\mathrm{173}}^1\times {\mathrm{313}}^1\times {\mathrm{397}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 608863584

約数和(自身を除く): 350897748

約数列:

[1, 2, 3, 4, 6, 12, 173, 313, 346, 397, 519, 626, 692, 794, 939, 1038, 1191, 1252, 1588, 1878, 2076, 2382, 3756, 4764, 54149, 68681, 108298, 124261, 137362, 162447, 206043, 216596, 248522, 274724, 324894, 372783, 412086, 497044, 649788, 745566, 824172, 1491132, 21497153, 42994306, 64491459, 85988612, 128982918, 257965836]

約数ペア:

[(1, 257965836), (2, 128982918), (3, 85988612), (4, 64491459), (6, 42994306), (12, 21497153), (173, 1491132), (313, 824172), (346, 745566), (397, 649788), (519, 497044), (626, 412086), (692, 372783), (794, 324894), (939, 274724), (1038, 248522), (1191, 216596), (1252, 206043), (1588, 162447), (1878, 137362), (2076, 124261), (2382, 108298), (3756, 68681), (4764, 54149)]