13780988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 27396096

約数和(自身を除く): 13615108

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 83, 103, 124, 166, 206, 332, 403, 412, 806, 1079, 1339, 1612, 2158, 2573, 2678, 3193, 4316, 5146, 5356, 6386, 8549, 10292, 12772, 17098, 33449, 34196, 41509, 66898, 83018, 111137, 133796, 166036, 222274, 265019, 444548, 530038, 1060076, 3445247, 6890494, 13780988]

約数ペア:

[(1, 13780988), (2, 6890494), (4, 3445247), (13, 1060076), (26, 530038), (31, 444548), (52, 265019), (62, 222274), (83, 166036), (103, 133796), (124, 111137), (166, 83018), (206, 66898), (332, 41509), (403, 34196), (412, 33449), (806, 17098), (1079, 12772), (1339, 10292), (1612, 8549), (2158, 6386), (2573, 5356), (2678, 5146), (3193, 4316)]