16691490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{971}}^1$

素因数の和:1175

約数の個数: 48

約数和(自身を含む): 43670016

約数和(自身を除く): 26978526

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 191, 382, 573, 955, 971, 1146, 1719, 1910, 1942, 2865, 2913, 3438, 4855, 5730, 5826, 8595, 8739, 9710, 14565, 17190, 17478, 29130, 43695, 87390, 185461, 370922, 556383, 927305, 1112766, 1669149, 1854610, 2781915, 3338298, 5563830, 8345745, 16691490]

約数ペア:

[(1, 16691490), (2, 8345745), (3, 5563830), (5, 3338298), (6, 2781915), (9, 1854610), (10, 1669149), (15, 1112766), (18, 927305), (30, 556383), (45, 370922), (90, 185461), (191, 87390), (382, 43695), (573, 29130), (955, 17478), (971, 17190), (1146, 14565), (1719, 9710), (1910, 8739), (1942, 8595), (2865, 5826), (2913, 5730), (3438, 4855)]