15687776

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{877}}^1$

素因数の和:943

約数の個数: 48

約数和(自身を含む): 34073424

約数和(自身を除く): 18385648

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 877, 1118, 1376, 1754, 2236, 3508, 4472, 7016, 8944, 11401, 14032, 17888, 22802, 28064, 37711, 45604, 75422, 91208, 150844, 182416, 301688, 364832, 490243, 603376, 980486, 1206752, 1960972, 3921944, 7843888, 15687776]

約数ペア:

[(1, 15687776), (2, 7843888), (4, 3921944), (8, 1960972), (13, 1206752), (16, 980486), (26, 603376), (32, 490243), (43, 364832), (52, 301688), (86, 182416), (104, 150844), (172, 91208), (208, 75422), (344, 45604), (416, 37711), (559, 28064), (688, 22802), (877, 17888), (1118, 14032), (1376, 11401), (1754, 8944), (2236, 7016), (3508, 4472)]