778858560477

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{19421}}^1\times {\mathrm{20347}}^1$

素因数の和:39850

約数の個数: 32

約数和(自身を含む): 1169788613760

約数和(自身を除く): 390930053283

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 19421, 20347, 58263, 61041, 174789, 183123, 524367, 549369, 1417733, 1485331, 4253199, 4455993, 12759597, 13367979, 38278791, 40103937, 395159087, 1185477261, 3556431783, 10669295349, 28846613351, 86539840053, 259619520159, 778858560477]

約数ペア:

[(1, 778858560477), (3, 259619520159), (9, 86539840053), (27, 28846613351), (73, 10669295349), (219, 3556431783), (657, 1185477261), (1971, 395159087), (19421, 40103937), (20347, 38278791), (58263, 13367979), (61041, 12759597), (174789, 4455993), (183123, 4253199), (524367, 1485331), (549369, 1417733)]