2169475

素因数分解:

$5^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1$

素因数の和:65

約数の個数: 48

約数和(自身を含む): 3571200

約数和(自身を除く): 1401725

約数列:

[1, 5, 7, 11, 23, 25, 35, 49, 55, 77, 115, 161, 175, 245, 253, 275, 343, 385, 539, 575, 805, 1127, 1225, 1265, 1715, 1771, 1925, 2695, 3773, 4025, 5635, 6325, 7889, 8575, 8855, 12397, 13475, 18865, 28175, 39445, 44275, 61985, 86779, 94325, 197225, 309925, 433895, 2169475]

約数ペア:

[(1, 2169475), (5, 433895), (7, 309925), (11, 197225), (23, 94325), (25, 86779), (35, 61985), (49, 44275), (55, 39445), (77, 28175), (115, 18865), (161, 13475), (175, 12397), (245, 8855), (253, 8575), (275, 7889), (343, 6325), (385, 5635), (539, 4025), (575, 3773), (805, 2695), (1127, 1925), (1225, 1771), (1265, 1715)]