278422170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{713903}}^1$

素因数の和:713926

約数の個数: 32

約数和(自身を含む): 719615232

約数和(自身を除く): 441193062

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 713903, 1427806, 2141709, 3569515, 4283418, 7139030, 9280739, 10708545, 18561478, 21417090, 27842217, 46403695, 55684434, 92807390, 139211085, 278422170]

約数ペア:

[(1, 278422170), (2, 139211085), (3, 92807390), (5, 55684434), (6, 46403695), (10, 27842217), (13, 21417090), (15, 18561478), (26, 10708545), (30, 9280739), (39, 7139030), (65, 4283418), (78, 3569515), (130, 2141709), (195, 1427806), (390, 713903)]