28323225

素因数分解:

$3^2\times 5^2\times 7^3\times {\mathrm{367}}^1$

素因数の和:404

約数の個数: 72

約数和(自身を含む): 59321600

約数和(自身を除く): 30998375

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 147, 175, 225, 245, 315, 343, 367, 441, 525, 735, 1029, 1101, 1225, 1575, 1715, 1835, 2205, 2569, 3087, 3303, 3675, 5145, 5505, 7707, 8575, 9175, 11025, 12845, 15435, 16515, 17983, 23121, 25725, 27525, 38535, 53949, 64225, 77175, 82575, 89915, 115605, 125881, 161847, 192675, 269745, 377643, 449575, 578025, 629405, 809235, 1132929, 1348725, 1888215, 3147025, 4046175, 5664645, 9441075, 28323225]

約数ペア:

[(1, 28323225), (3, 9441075), (5, 5664645), (7, 4046175), (9, 3147025), (15, 1888215), (21, 1348725), (25, 1132929), (35, 809235), (45, 629405), (49, 578025), (63, 449575), (75, 377643), (105, 269745), (147, 192675), (175, 161847), (225, 125881), (245, 115605), (315, 89915), (343, 82575), (367, 77175), (441, 64225), (525, 53949), (735, 38535), (1029, 27525), (1101, 25725), (1225, 23121), (1575, 17983), (1715, 16515), (1835, 15435), (2205, 12845), (2569, 11025), (3087, 9175), (3303, 8575), (3675, 7707), (5145, 5505)]