238678785

素因数分解:

$3^3\times 5^1\times {\mathrm{857}}^1\times {\mathrm{2063}}^1$

素因数の和:2934

約数の個数: 32

約数和(自身を含む): 425018880

約数和(自身を除く): 186340095

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 857, 2063, 2571, 4285, 6189, 7713, 10315, 12855, 18567, 23139, 30945, 38565, 55701, 92835, 115695, 278505, 1767991, 5303973, 8839955, 15911919, 26519865, 47735757, 79559595, 238678785]

約数ペア:

[(1, 238678785), (3, 79559595), (5, 47735757), (9, 26519865), (15, 15911919), (27, 8839955), (45, 5303973), (135, 1767991), (857, 278505), (2063, 115695), (2571, 92835), (4285, 55701), (6189, 38565), (7713, 30945), (10315, 23139), (12855, 18567)]