13128128

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:565

約数の個数: 56

約数和(自身を含む): 29016960

約数和(自身を除く): 15888832

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 208, 248, 403, 416, 496, 509, 806, 832, 992, 1018, 1612, 1984, 2036, 3224, 4072, 6448, 6617, 8144, 12896, 13234, 15779, 16288, 25792, 26468, 31558, 32576, 52936, 63116, 105872, 126232, 205127, 211744, 252464, 410254, 423488, 504928, 820508, 1009856, 1641016, 3282032, 6564064, 13128128]

約数ペア:

[(1, 13128128), (2, 6564064), (4, 3282032), (8, 1641016), (13, 1009856), (16, 820508), (26, 504928), (31, 423488), (32, 410254), (52, 252464), (62, 211744), (64, 205127), (104, 126232), (124, 105872), (208, 63116), (248, 52936), (403, 32576), (416, 31558), (496, 26468), (509, 25792), (806, 16288), (832, 15779), (992, 13234), (1018, 12896), (1612, 8144), (1984, 6617), (2036, 6448), (3224, 4072)]