13807475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 20355840

約数和(自身を除く): 6548365

約数列:

[1, 5, 11, 23, 25, 37, 55, 59, 115, 185, 253, 275, 295, 407, 575, 649, 851, 925, 1265, 1357, 1475, 2035, 2183, 3245, 4255, 6325, 6785, 9361, 10175, 10915, 14927, 16225, 21275, 24013, 33925, 46805, 50209, 54575, 74635, 120065, 234025, 251045, 373175, 552299, 600325, 1255225, 2761495, 13807475]

約数ペア:

[(1, 13807475), (5, 2761495), (11, 1255225), (23, 600325), (25, 552299), (37, 373175), (55, 251045), (59, 234025), (115, 120065), (185, 74635), (253, 54575), (275, 50209), (295, 46805), (407, 33925), (575, 24013), (649, 21275), (851, 16225), (925, 14927), (1265, 10915), (1357, 10175), (1475, 9361), (2035, 6785), (2183, 6325), (3245, 4255)]