31718115

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:122

約数の個数: 128

約数和(自身を含む): 69672960

約数和(自身を除く): 37954845

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 31, 33, 39, 45, 53, 55, 65, 93, 99, 117, 135, 143, 155, 159, 165, 195, 265, 279, 297, 341, 351, 403, 429, 465, 477, 495, 583, 585, 689, 715, 795, 837, 1023, 1209, 1287, 1395, 1431, 1485, 1643, 1705, 1749, 1755, 2015, 2067, 2145, 2385, 2915, 3069, 3445, 3627, 3861, 4185, 4433, 4929, 5115, 5247, 6045, 6201, 6435, 7155, 7579, 8215, 8745, 9207, 10335, 10881, 13299, 14787, 15345, 15741, 18073, 18135, 18603, 19305, 21359, 22165, 22737, 24645, 26235, 31005, 37895, 39897, 44361, 46035, 54219, 54405, 64077, 66495, 68211, 73935, 78705, 90365, 93015, 106795, 113685, 119691, 162657, 192231, 199485, 204633, 221805, 234949, 271095, 320385, 341055, 487971, 576693, 598455, 704847, 813285, 961155, 1023165, 1174745, 2114541, 2439855, 2883465, 3524235, 6343623, 10572705, 31718115]

約数ペア:

[(1, 31718115), (3, 10572705), (5, 6343623), (9, 3524235), (11, 2883465), (13, 2439855), (15, 2114541), (27, 1174745), (31, 1023165), (33, 961155), (39, 813285), (45, 704847), (53, 598455), (55, 576693), (65, 487971), (93, 341055), (99, 320385), (117, 271095), (135, 234949), (143, 221805), (155, 204633), (159, 199485), (165, 192231), (195, 162657), (265, 119691), (279, 113685), (297, 106795), (341, 93015), (351, 90365), (403, 78705), (429, 73935), (465, 68211), (477, 66495), (495, 64077), (583, 54405), (585, 54219), (689, 46035), (715, 44361), (795, 39897), (837, 37895), (1023, 31005), (1209, 26235), (1287, 24645), (1395, 22737), (1431, 22165), (1485, 21359), (1643, 19305), (1705, 18603), (1749, 18135), (1755, 18073), (2015, 15741), (2067, 15345), (2145, 14787), (2385, 13299), (2915, 10881), (3069, 10335), (3445, 9207), (3627, 8745), (3861, 8215), (4185, 7579), (4433, 7155), (4929, 6435), (5115, 6201), (5247, 6045)]