31939366930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2137}}^1\times {\mathrm{87917}}^1$

素因数の和:90078

約数の個数: 32

約数和(自身を含む): 60901853616

約数和(自身を除く): 28962486686

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 2137, 4274, 10685, 21370, 36329, 72658, 87917, 175834, 181645, 363290, 439585, 879170, 1494589, 2989178, 7472945, 14945890, 187878629, 375757258, 939393145, 1878786290, 3193936693, 6387873386, 15969683465, 31939366930]

約数ペア:

[(1, 31939366930), (2, 15969683465), (5, 6387873386), (10, 3193936693), (17, 1878786290), (34, 939393145), (85, 375757258), (170, 187878629), (2137, 14945890), (4274, 7472945), (10685, 2989178), (21370, 1494589), (36329, 879170), (72658, 439585), (87917, 363290), (175834, 181645)]