489645

素因数分解:

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

素因数の和:64

約数の個数: 48

約数和(自身を含む): 978432

約数和(自身を除く): 488787

約数列:

[1, 3, 5, 9, 13, 15, 27, 31, 39, 45, 65, 81, 93, 117, 135, 155, 195, 243, 279, 351, 403, 405, 465, 585, 837, 1053, 1209, 1215, 1395, 1755, 2015, 2511, 3159, 3627, 4185, 5265, 6045, 7533, 10881, 12555, 15795, 18135, 32643, 37665, 54405, 97929, 163215, 489645]

約数ペア:

[(1, 489645), (3, 163215), (5, 97929), (9, 54405), (13, 37665), (15, 32643), (27, 18135), (31, 15795), (39, 12555), (45, 10881), (65, 7533), (81, 6045), (93, 5265), (117, 4185), (135, 3627), (155, 3159), (195, 2511), (243, 2015), (279, 1755), (351, 1395), (403, 1215), (405, 1209), (465, 1053), (585, 837)]