13203225

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:207

約数の個数: 72

約数和(自身を含む): 27623232

約数和(自身を除く): 14420007

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 83, 101, 105, 175, 225, 249, 303, 315, 415, 505, 525, 581, 707, 747, 909, 1245, 1515, 1575, 1743, 2075, 2121, 2525, 2905, 3535, 3735, 4545, 5229, 6225, 6363, 7575, 8383, 8715, 10605, 14525, 17675, 18675, 22725, 25149, 26145, 31815, 41915, 43575, 53025, 58681, 75447, 125745, 130725, 159075, 176043, 209575, 293405, 377235, 528129, 628725, 880215, 1467025, 1886175, 2640645, 4401075, 13203225]

約数ペア:

[(1, 13203225), (3, 4401075), (5, 2640645), (7, 1886175), (9, 1467025), (15, 880215), (21, 628725), (25, 528129), (35, 377235), (45, 293405), (63, 209575), (75, 176043), (83, 159075), (101, 130725), (105, 125745), (175, 75447), (225, 58681), (249, 53025), (303, 43575), (315, 41915), (415, 31815), (505, 26145), (525, 25149), (581, 22725), (707, 18675), (747, 17675), (909, 14525), (1245, 10605), (1515, 8715), (1575, 8383), (1743, 7575), (2075, 6363), (2121, 6225), (2525, 5229), (2905, 4545), (3535, 3735)]