31409235

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1627}}^1$

素因数の和:1665

約数の個数: 64

約数和(自身を含む): 65640960

約数和(自身を除く): 34231725

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 33, 39, 45, 55, 65, 99, 117, 135, 143, 165, 195, 297, 351, 429, 495, 585, 715, 1287, 1485, 1627, 1755, 2145, 3861, 4881, 6435, 8135, 14643, 17897, 19305, 21151, 24405, 43929, 53691, 63453, 73215, 89485, 105755, 161073, 190359, 219645, 232661, 268455, 317265, 483219, 571077, 697983, 805365, 951795, 1163305, 2093949, 2416095, 2855385, 3489915, 6281847, 10469745, 31409235]

約数ペア:

[(1, 31409235), (3, 10469745), (5, 6281847), (9, 3489915), (11, 2855385), (13, 2416095), (15, 2093949), (27, 1163305), (33, 951795), (39, 805365), (45, 697983), (55, 571077), (65, 483219), (99, 317265), (117, 268455), (135, 232661), (143, 219645), (165, 190359), (195, 161073), (297, 105755), (351, 89485), (429, 73215), (495, 63453), (585, 53691), (715, 43929), (1287, 24405), (1485, 21151), (1627, 19305), (1755, 17897), (2145, 14643), (3861, 8135), (4881, 6435)]