28769715

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^3\times {\mathrm{97}}^1$

素因数の和:150

約数の個数: 64

約数和(自身を含む): 55977600

約数和(自身を除く): 27207885

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 97, 117, 135, 169, 195, 291, 351, 485, 507, 585, 845, 873, 1261, 1455, 1521, 1755, 2197, 2535, 2619, 3783, 4365, 4563, 6305, 6591, 7605, 10985, 11349, 13095, 16393, 18915, 19773, 22815, 32955, 34047, 49179, 56745, 59319, 81965, 98865, 147537, 170235, 213109, 245895, 296595, 442611, 639327, 737685, 1065545, 1917981, 2213055, 3196635, 5753943, 9589905, 28769715]

約数ペア:

[(1, 28769715), (3, 9589905), (5, 5753943), (9, 3196635), (13, 2213055), (15, 1917981), (27, 1065545), (39, 737685), (45, 639327), (65, 442611), (97, 296595), (117, 245895), (135, 213109), (169, 170235), (195, 147537), (291, 98865), (351, 81965), (485, 59319), (507, 56745), (585, 49179), (845, 34047), (873, 32955), (1261, 22815), (1455, 19773), (1521, 18915), (1755, 16393), (2197, 13095), (2535, 11349), (2619, 10985), (3783, 7605), (4365, 6591), (4563, 6305)]