13284425

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 21046272

約数和(自身を除く): 7761847

約数列:

[1, 5, 7, 11, 25, 35, 55, 67, 77, 103, 175, 275, 335, 385, 469, 515, 721, 737, 1133, 1675, 1925, 2345, 2575, 3605, 3685, 5159, 5665, 6901, 7931, 11725, 18025, 18425, 25795, 28325, 34505, 39655, 48307, 75911, 128975, 172525, 198275, 241535, 379555, 531377, 1207675, 1897775, 2656885, 13284425]

約数ペア:

[(1, 13284425), (5, 2656885), (7, 1897775), (11, 1207675), (25, 531377), (35, 379555), (55, 241535), (67, 198275), (77, 172525), (103, 128975), (175, 75911), (275, 48307), (335, 39655), (385, 34505), (469, 28325), (515, 25795), (721, 18425), (737, 18025), (1133, 11725), (1675, 7931), (1925, 6901), (2345, 5665), (2575, 5159), (3605, 3685)]