7730775

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{881}}^1$

素因数の和:913

約数の個数: 48

約数和(自身を含む): 15311520

約数和(自身を除く): 7580745

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 195, 225, 325, 351, 585, 675, 881, 975, 1755, 2643, 2925, 4405, 7929, 8775, 11453, 13215, 22025, 23787, 34359, 39645, 57265, 66075, 103077, 118935, 171795, 198225, 286325, 309231, 515385, 594675, 858975, 1546155, 2576925, 7730775]

約数ペア:

[(1, 7730775), (3, 2576925), (5, 1546155), (9, 858975), (13, 594675), (15, 515385), (25, 309231), (27, 286325), (39, 198225), (45, 171795), (65, 118935), (75, 103077), (117, 66075), (135, 57265), (195, 39645), (225, 34359), (325, 23787), (351, 22025), (585, 13215), (675, 11453), (881, 8775), (975, 7929), (1755, 4405), (2643, 2925)]