16862013

素因数分解:

$3^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 30191616

約数和(自身を除く): 13329603

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 243, 431, 483, 567, 621, 1293, 1449, 1701, 1863, 3017, 3879, 4347, 5589, 9051, 9913, 11637, 13041, 27153, 29739, 34911, 39123, 69391, 81459, 89217, 104733, 208173, 244377, 267651, 624519, 733131, 802953, 1873557, 2408859, 5620671, 16862013]

約数ペア:

[(1, 16862013), (3, 5620671), (7, 2408859), (9, 1873557), (21, 802953), (23, 733131), (27, 624519), (63, 267651), (69, 244377), (81, 208173), (161, 104733), (189, 89217), (207, 81459), (243, 69391), (431, 39123), (483, 34911), (567, 29739), (621, 27153), (1293, 13041), (1449, 11637), (1701, 9913), (1863, 9051), (3017, 5589), (3879, 4347)]