15721858955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{97861}}^1$

素因数の和:98027

約数の個数: 32

約数和(自身を含む): 21645508608

約数和(自身を除く): 5923649653

約数列:

[1, 5, 11, 23, 55, 115, 127, 253, 635, 1265, 1397, 2921, 6985, 14605, 32131, 97861, 160655, 489305, 1076471, 2250803, 5382355, 11254015, 12428347, 24758833, 62141735, 123794165, 136711817, 285851981, 683559085, 1429259905, 3144371791, 15721858955]

約数ペア:

[(1, 15721858955), (5, 3144371791), (11, 1429259905), (23, 683559085), (55, 285851981), (115, 136711817), (127, 123794165), (253, 62141735), (635, 24758833), (1265, 12428347), (1397, 11254015), (2921, 5382355), (6985, 2250803), (14605, 1076471), (32131, 489305), (97861, 160655)]