1947108285

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{857}}^1\times {\mathrm{1741}}^1$

素因数の和:2638

約数の個数: 48

約数和(自身を含む): 3497448240

約数和(自身を除く): 1550339955

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 857, 1305, 1741, 2571, 4285, 5223, 7713, 8705, 12855, 15669, 24853, 26115, 38565, 50489, 74559, 78345, 124265, 151467, 223677, 252445, 372795, 454401, 757335, 1118385, 1492037, 2272005, 4476111, 7460185, 13428333, 22380555, 43269073, 67141665, 129807219, 216345365, 389421657, 649036095, 1947108285]

約数ペア:

[(1, 1947108285), (3, 649036095), (5, 389421657), (9, 216345365), (15, 129807219), (29, 67141665), (45, 43269073), (87, 22380555), (145, 13428333), (261, 7460185), (435, 4476111), (857, 2272005), (1305, 1492037), (1741, 1118385), (2571, 757335), (4285, 454401), (5223, 372795), (7713, 252445), (8705, 223677), (12855, 151467), (15669, 124265), (24853, 78345), (26115, 74559), (38565, 50489)]