898436230

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1\times {\mathrm{197}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 1742368320

約数和(自身を除く): 843932090

約数列:

[1, 2, 5, 10, 17, 34, 85, 139, 170, 193, 197, 278, 386, 394, 695, 965, 985, 1390, 1930, 1970, 2363, 3281, 3349, 4726, 6562, 6698, 11815, 16405, 16745, 23630, 26827, 27383, 32810, 33490, 38021, 53654, 54766, 76042, 134135, 136915, 190105, 268270, 273830, 380210, 456059, 465511, 646357, 912118, 931022, 1292714, 2280295, 2327555, 3231785, 4560590, 4655110, 5284919, 6463570, 10569838, 26424595, 52849190, 89843623, 179687246, 449218115, 898436230]

約数ペア:

[(1, 898436230), (2, 449218115), (5, 179687246), (10, 89843623), (17, 52849190), (34, 26424595), (85, 10569838), (139, 6463570), (170, 5284919), (193, 4655110), (197, 4560590), (278, 3231785), (386, 2327555), (394, 2280295), (695, 1292714), (965, 931022), (985, 912118), (1390, 646357), (1930, 465511), (1970, 456059), (2363, 380210), (3281, 273830), (3349, 268270), (4726, 190105), (6562, 136915), (6698, 134135), (11815, 76042), (16405, 54766), (16745, 53654), (23630, 38021), (26827, 33490), (27383, 32810)]