20172215553

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1\times {\mathrm{60251}}^1$

素因数の和:60517

約数の個数: 32

約数和(自身を含む): 31234636800

約数和(自身を除く): 11062421247

約数列:

[1, 3, 7, 21, 107, 149, 321, 447, 749, 1043, 2247, 3129, 15943, 47829, 60251, 111601, 180753, 334803, 421757, 1265271, 6446857, 8977399, 19340571, 26932197, 45127999, 62841793, 135383997, 188525379, 960581693, 2881745079, 6724071851, 20172215553]

約数ペア:

[(1, 20172215553), (3, 6724071851), (7, 2881745079), (21, 960581693), (107, 188525379), (149, 135383997), (321, 62841793), (447, 45127999), (749, 26932197), (1043, 19340571), (2247, 8977399), (3129, 6446857), (15943, 1265271), (47829, 421757), (60251, 334803), (111601, 180753)]