15139904

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:643

約数の個数: 56

約数和(自身を含む): 33454848

約数和(自身を除く): 18314944

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 208, 248, 403, 416, 496, 587, 806, 832, 992, 1174, 1612, 1984, 2348, 3224, 4696, 6448, 7631, 9392, 12896, 15262, 18197, 18784, 25792, 30524, 36394, 37568, 61048, 72788, 122096, 145576, 236561, 244192, 291152, 473122, 488384, 582304, 946244, 1164608, 1892488, 3784976, 7569952, 15139904]

約数ペア:

[(1, 15139904), (2, 7569952), (4, 3784976), (8, 1892488), (13, 1164608), (16, 946244), (26, 582304), (31, 488384), (32, 473122), (52, 291152), (62, 244192), (64, 236561), (104, 145576), (124, 122096), (208, 72788), (248, 61048), (403, 37568), (416, 36394), (496, 30524), (587, 25792), (806, 18784), (832, 18197), (992, 15262), (1174, 12896), (1612, 9392), (1984, 7631), (2348, 6448), (3224, 4696)]