13603265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 18686976

約数和(自身を除く): 5083711

約数列:

[1, 5, 13, 31, 43, 65, 155, 157, 215, 403, 559, 785, 1333, 2015, 2041, 2795, 4867, 6665, 6751, 10205, 17329, 24335, 33755, 63271, 86645, 87763, 209281, 316355, 438815, 1046405, 2720653, 13603265]

約数ペア:

[(1, 13603265), (5, 2720653), (13, 1046405), (31, 438815), (43, 316355), (65, 209281), (155, 87763), (157, 86645), (215, 63271), (403, 33755), (559, 24335), (785, 17329), (1333, 10205), (2015, 6751), (2041, 6665), (2795, 4867)]