19910343375

素因数分解:

$3^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{453797}}^1$

素因数の和:453834

約数の個数: 64

約数和(自身を含む): 39643793280

約数和(自身を除く): 19733449905

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 125, 135, 195, 225, 325, 351, 375, 585, 675, 975, 1125, 1625, 1755, 2925, 3375, 4875, 8775, 14625, 43875, 453797, 1361391, 2268985, 4084173, 5899361, 6806955, 11344925, 12252519, 17698083, 20420865, 29496805, 34034775, 53094249, 56724625, 61262595, 88490415, 102104325, 147484025, 159282747, 170173875, 265471245, 306312975, 442452075, 510521625, 737420125, 796413735, 1327356225, 1531564875, 2212260375, 3982068675, 6636781125, 19910343375]

約数ペア:

[(1, 19910343375), (3, 6636781125), (5, 3982068675), (9, 2212260375), (13, 1531564875), (15, 1327356225), (25, 796413735), (27, 737420125), (39, 510521625), (45, 442452075), (65, 306312975), (75, 265471245), (117, 170173875), (125, 159282747), (135, 147484025), (195, 102104325), (225, 88490415), (325, 61262595), (351, 56724625), (375, 53094249), (585, 34034775), (675, 29496805), (975, 20420865), (1125, 17698083), (1625, 12252519), (1755, 11344925), (2925, 6806955), (3375, 5899361), (4875, 4084173), (8775, 2268985), (14625, 1361391), (43875, 453797)]