13215069

素因数分解:

$3^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{457}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 24006528

約数和(自身を除く): 10791459

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 243, 357, 457, 459, 567, 1071, 1371, 1377, 1701, 3199, 3213, 4113, 4131, 7769, 9597, 9639, 12339, 23307, 28791, 28917, 37017, 54383, 69921, 86373, 111051, 163149, 209763, 259119, 489447, 629289, 777357, 1468341, 1887867, 4405023, 13215069]

約数ペア:

[(1, 13215069), (3, 4405023), (7, 1887867), (9, 1468341), (17, 777357), (21, 629289), (27, 489447), (51, 259119), (63, 209763), (81, 163149), (119, 111051), (153, 86373), (189, 69921), (243, 54383), (357, 37017), (457, 28917), (459, 28791), (567, 23307), (1071, 12339), (1371, 9639), (1377, 9597), (1701, 7769), (3199, 4131), (3213, 4113)]