201268678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 365879808

約数和(自身を除く): 164611130

約数列:

[1, 2, 13, 17, 26, 31, 34, 37, 62, 74, 221, 397, 403, 442, 481, 527, 629, 794, 806, 962, 1054, 1147, 1258, 2294, 5161, 6749, 6851, 8177, 10322, 12307, 13498, 13702, 14689, 14911, 16354, 19499, 24614, 29378, 29822, 38998, 87737, 159991, 175474, 190957, 209219, 249713, 253487, 319982, 381914, 418438, 455359, 499426, 506974, 910718, 2719847, 3246269, 5439694, 5919667, 6492538, 7741103, 11839334, 15482206, 100634339, 201268678]

約数ペア:

[(1, 201268678), (2, 100634339), (13, 15482206), (17, 11839334), (26, 7741103), (31, 6492538), (34, 5919667), (37, 5439694), (62, 3246269), (74, 2719847), (221, 910718), (397, 506974), (403, 499426), (442, 455359), (481, 418438), (527, 381914), (629, 319982), (794, 253487), (806, 249713), (962, 209219), (1054, 190957), (1147, 175474), (1258, 159991), (2294, 87737), (5161, 38998), (6749, 29822), (6851, 29378), (8177, 24614), (10322, 19499), (12307, 16354), (13498, 14911), (13702, 14689)]