42581565

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1277}}^1$

素因数の和:1323

約数の個数: 64

約数和(自身を含む): 85881600

約数和(自身を除く): 43300035

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 39, 45, 57, 65, 95, 117, 135, 171, 195, 247, 285, 351, 513, 585, 741, 855, 1235, 1277, 1755, 2223, 2565, 3705, 3831, 6385, 6669, 11115, 11493, 16601, 19155, 24263, 33345, 34479, 49803, 57465, 72789, 83005, 121315, 149409, 172395, 218367, 249015, 315419, 363945, 448227, 655101, 747045, 946257, 1091835, 1577095, 2241135, 2838771, 3275505, 4731285, 8516313, 14193855, 42581565]

約数ペア:

[(1, 42581565), (3, 14193855), (5, 8516313), (9, 4731285), (13, 3275505), (15, 2838771), (19, 2241135), (27, 1577095), (39, 1091835), (45, 946257), (57, 747045), (65, 655101), (95, 448227), (117, 363945), (135, 315419), (171, 249015), (195, 218367), (247, 172395), (285, 149409), (351, 121315), (513, 83005), (585, 72789), (741, 57465), (855, 49803), (1235, 34479), (1277, 33345), (1755, 24263), (2223, 19155), (2565, 16601), (3705, 11493), (3831, 11115), (6385, 6669)]