7777744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{613}}^1$

素因数の和:695

約数の個数: 40

約数和(自身を含む): 16521512

約数和(自身を除く): 8743768

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 613, 793, 976, 1226, 1586, 2452, 3172, 4904, 6344, 7969, 9808, 12688, 15938, 31876, 37393, 63752, 74786, 127504, 149572, 299144, 486109, 598288, 972218, 1944436, 3888872, 7777744]

約数ペア:

[(1, 7777744), (2, 3888872), (4, 1944436), (8, 972218), (13, 598288), (16, 486109), (26, 299144), (52, 149572), (61, 127504), (104, 74786), (122, 63752), (208, 37393), (244, 31876), (488, 15938), (613, 12688), (793, 9808), (976, 7969), (1226, 6344), (1586, 4904), (2452, 3172)]