28478658

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1567}}^1$

素因数の和:1818

約数の個数: 32

約数和(自身を含む): 61641216

約数和(自身を除く): 33162558

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 233, 466, 699, 1398, 1567, 3029, 3134, 4701, 6058, 9087, 9402, 18174, 20371, 40742, 61113, 122226, 365111, 730222, 1095333, 2190666, 4746443, 9492886, 14239329, 28478658]

約数ペア:

[(1, 28478658), (2, 14239329), (3, 9492886), (6, 4746443), (13, 2190666), (26, 1095333), (39, 730222), (78, 365111), (233, 122226), (466, 61113), (699, 40742), (1398, 20371), (1567, 18174), (3029, 9402), (3134, 9087), (4701, 6058)]