25958289

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 42517440

約数和(自身を除く): 16559151

約数列:

[1, 3, 7, 21, 41, 49, 59, 73, 123, 147, 177, 219, 287, 413, 511, 861, 1239, 1533, 2009, 2419, 2891, 2993, 3577, 4307, 6027, 7257, 8673, 8979, 10731, 12921, 16933, 20951, 30149, 50799, 62853, 90447, 118531, 146657, 176587, 211043, 355593, 439971, 529761, 633129, 1236109, 3708327, 8652763, 25958289]

約数ペア:

[(1, 25958289), (3, 8652763), (7, 3708327), (21, 1236109), (41, 633129), (49, 529761), (59, 439971), (73, 355593), (123, 211043), (147, 176587), (177, 146657), (219, 118531), (287, 90447), (413, 62853), (511, 50799), (861, 30149), (1239, 20951), (1533, 16933), (2009, 12921), (2419, 10731), (2891, 8979), (2993, 8673), (3577, 7257), (4307, 6027)]