708344973

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:671

約数の個数: 64

約数和(自身を含む): 1231104000

約数和(自身を除く): 522759027

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 139, 177, 189, 413, 417, 457, 531, 973, 1239, 1251, 1371, 1593, 2919, 3199, 3717, 3753, 4113, 8201, 8757, 9597, 11151, 12339, 24603, 26271, 26963, 28791, 57407, 63523, 73809, 80889, 86373, 172221, 188741, 190569, 221427, 242667, 444661, 516663, 566223, 571707, 728001, 1333983, 1549989, 1698669, 1715121, 3747857, 4001949, 5096007, 11243571, 12005847, 26234999, 33730713, 78704997, 101192139, 236114991, 708344973]

約数ペア:

[(1, 708344973), (3, 236114991), (7, 101192139), (9, 78704997), (21, 33730713), (27, 26234999), (59, 12005847), (63, 11243571), (139, 5096007), (177, 4001949), (189, 3747857), (413, 1715121), (417, 1698669), (457, 1549989), (531, 1333983), (973, 728001), (1239, 571707), (1251, 566223), (1371, 516663), (1593, 444661), (2919, 242667), (3199, 221427), (3717, 190569), (3753, 188741), (4113, 172221), (8201, 86373), (8757, 80889), (9597, 73809), (11151, 63523), (12339, 57407), (24603, 28791), (26271, 26963)]