2097225

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:271

約数の個数: 48

約数和(自身を含む): 4166400

約数和(自身を除く): 2069175

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 195, 225, 239, 325, 351, 585, 675, 717, 975, 1195, 1755, 2151, 2925, 3107, 3585, 5975, 6453, 8775, 9321, 10755, 15535, 17925, 27963, 32265, 46605, 53775, 77675, 83889, 139815, 161325, 233025, 419445, 699075, 2097225]

約数ペア:

[(1, 2097225), (3, 699075), (5, 419445), (9, 233025), (13, 161325), (15, 139815), (25, 83889), (27, 77675), (39, 53775), (45, 46605), (65, 32265), (75, 27963), (117, 17925), (135, 15535), (195, 10755), (225, 9321), (239, 8775), (325, 6453), (351, 5975), (585, 3585), (675, 3107), (717, 2925), (975, 2151), (1195, 1755)]