20174453325

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{766361}}^1$

素因数の和:766396

約数の個数: 60

約数和(自身を含む): 40244734068

約数和(自身を除く): 20070280743

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 81, 117, 135, 195, 225, 325, 351, 405, 585, 675, 975, 1053, 1755, 2025, 2925, 5265, 8775, 26325, 766361, 2299083, 3831805, 6897249, 9962693, 11495415, 19159025, 20691747, 29888079, 34486245, 49813465, 57477075, 62075241, 89664237, 103458735, 149440395, 172431225, 249067325, 268992711, 310376205, 448321185, 517293675, 747201975, 806978133, 1344963555, 1551881025, 2241605925, 4034890665, 6724817775, 20174453325]

約数ペア:

[(1, 20174453325), (3, 6724817775), (5, 4034890665), (9, 2241605925), (13, 1551881025), (15, 1344963555), (25, 806978133), (27, 747201975), (39, 517293675), (45, 448321185), (65, 310376205), (75, 268992711), (81, 249067325), (117, 172431225), (135, 149440395), (195, 103458735), (225, 89664237), (325, 62075241), (351, 57477075), (405, 49813465), (585, 34486245), (675, 29888079), (975, 20691747), (1053, 19159025), (1755, 11495415), (2025, 9962693), (2925, 6897249), (5265, 3831805), (8775, 2299083), (26325, 766361)]