2557035

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 64

約数和(自身を含む): 5160960

約数和(自身を除く): 2603925

約数列:

[1, 3, 5, 9, 13, 15, 27, 31, 39, 45, 47, 65, 93, 117, 135, 141, 155, 195, 235, 279, 351, 403, 423, 465, 585, 611, 705, 837, 1209, 1269, 1395, 1457, 1755, 1833, 2015, 2115, 3055, 3627, 4185, 4371, 5499, 6045, 6345, 7285, 9165, 10881, 13113, 16497, 18135, 18941, 21855, 27495, 39339, 54405, 56823, 65565, 82485, 94705, 170469, 196695, 284115, 511407, 852345, 2557035]

約数ペア:

[(1, 2557035), (3, 852345), (5, 511407), (9, 284115), (13, 196695), (15, 170469), (27, 94705), (31, 82485), (39, 65565), (45, 56823), (47, 54405), (65, 39339), (93, 27495), (117, 21855), (135, 18941), (141, 18135), (155, 16497), (195, 13113), (235, 10881), (279, 9165), (351, 7285), (403, 6345), (423, 6045), (465, 5499), (585, 4371), (611, 4185), (705, 3627), (837, 3055), (1209, 2115), (1269, 2015), (1395, 1833), (1457, 1755)]