1291209010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{109147}}^1$

素因数の和:109187

約数の個数: 48

約数和(自身を含む): 2876268096

約数和(自身を除く): 1585059086

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 169, 182, 338, 455, 845, 910, 1183, 1690, 2366, 5915, 11830, 109147, 218294, 545735, 764029, 1091470, 1418911, 1528058, 2837822, 3820145, 7094555, 7640290, 9932377, 14189110, 18445843, 19864754, 36891686, 49661885, 92229215, 99323770, 129120901, 184458430, 258241802, 645604505, 1291209010]

約数ペア:

[(1, 1291209010), (2, 645604505), (5, 258241802), (7, 184458430), (10, 129120901), (13, 99323770), (14, 92229215), (26, 49661885), (35, 36891686), (65, 19864754), (70, 18445843), (91, 14189110), (130, 9932377), (169, 7640290), (182, 7094555), (338, 3820145), (455, 2837822), (845, 1528058), (910, 1418911), (1183, 1091470), (1690, 764029), (2366, 545735), (5915, 218294), (11830, 109147)]