16881306

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:503

約数の個数: 64

約数和(自身を含む): 39916800

約数和(自身を除く): 23035494

約数列:

[1, 2, 3, 6, 13, 17, 26, 29, 34, 39, 51, 58, 78, 87, 102, 174, 221, 377, 439, 442, 493, 663, 754, 878, 986, 1131, 1317, 1326, 1479, 2262, 2634, 2958, 5707, 6409, 7463, 11414, 12731, 12818, 14926, 17121, 19227, 22389, 25462, 34242, 38193, 38454, 44778, 76386, 97019, 165503, 194038, 216427, 291057, 331006, 432854, 496509, 582114, 649281, 993018, 1298562, 2813551, 5627102, 8440653, 16881306]

約数ペア:

[(1, 16881306), (2, 8440653), (3, 5627102), (6, 2813551), (13, 1298562), (17, 993018), (26, 649281), (29, 582114), (34, 496509), (39, 432854), (51, 331006), (58, 291057), (78, 216427), (87, 194038), (102, 165503), (174, 97019), (221, 76386), (377, 44778), (439, 38454), (442, 38193), (493, 34242), (663, 25462), (754, 22389), (878, 19227), (986, 17121), (1131, 14926), (1317, 12818), (1326, 12731), (1479, 11414), (2262, 7463), (2634, 6409), (2958, 5707)]