17684325

素因数分解:

$3^5\times 5^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 34122816

約数和(自身を除く): 16438491

約数列:

[1, 3, 5, 9, 15, 25, 27, 41, 45, 71, 75, 81, 123, 135, 205, 213, 225, 243, 355, 369, 405, 615, 639, 675, 1025, 1065, 1107, 1215, 1775, 1845, 1917, 2025, 2911, 3075, 3195, 3321, 5325, 5535, 5751, 6075, 8733, 9225, 9585, 9963, 14555, 15975, 16605, 17253, 26199, 27675, 28755, 43665, 47925, 49815, 72775, 78597, 83025, 86265, 130995, 143775, 218325, 235791, 249075, 392985, 431325, 654975, 707373, 1178955, 1964925, 3536865, 5894775, 17684325]

約数ペア:

[(1, 17684325), (3, 5894775), (5, 3536865), (9, 1964925), (15, 1178955), (25, 707373), (27, 654975), (41, 431325), (45, 392985), (71, 249075), (75, 235791), (81, 218325), (123, 143775), (135, 130995), (205, 86265), (213, 83025), (225, 78597), (243, 72775), (355, 49815), (369, 47925), (405, 43665), (615, 28755), (639, 27675), (675, 26199), (1025, 17253), (1065, 16605), (1107, 15975), (1215, 14555), (1775, 9963), (1845, 9585), (1917, 9225), (2025, 8733), (2911, 6075), (3075, 5751), (3195, 5535), (3321, 5325)]