12739766

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:129

約数の個数: 64

約数和(自身を含む): 24131520

約数和(自身を除く): 11391754

約数列:

[1, 2, 13, 17, 19, 26, 34, 37, 38, 41, 74, 82, 221, 247, 323, 442, 481, 494, 533, 629, 646, 697, 703, 779, 962, 1066, 1258, 1394, 1406, 1517, 1558, 3034, 4199, 8177, 8398, 9061, 9139, 10127, 11951, 13243, 16354, 18122, 18278, 19721, 20254, 23902, 25789, 26486, 28823, 39442, 51578, 57646, 155363, 172159, 310726, 335257, 344318, 374699, 489991, 670514, 749398, 979982, 6369883, 12739766]

約数ペア:

[(1, 12739766), (2, 6369883), (13, 979982), (17, 749398), (19, 670514), (26, 489991), (34, 374699), (37, 344318), (38, 335257), (41, 310726), (74, 172159), (82, 155363), (221, 57646), (247, 51578), (323, 39442), (442, 28823), (481, 26486), (494, 25789), (533, 23902), (629, 20254), (646, 19721), (697, 18278), (703, 18122), (779, 16354), (962, 13243), (1066, 11951), (1258, 10127), (1394, 9139), (1406, 9061), (1517, 8398), (1558, 8177), (3034, 4199)]