278485194

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{210019}}^1$

素因数の和:210054

約数の個数: 32

約数和(自身を含む): 635100480

約数和(自身を除く): 356615286

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 210019, 420038, 630057, 1260114, 2730247, 3570323, 5460494, 7140646, 8190741, 10710969, 16381482, 21421938, 46414199, 92828398, 139242597, 278485194]

約数ペア:

[(1, 278485194), (2, 139242597), (3, 92828398), (6, 46414199), (13, 21421938), (17, 16381482), (26, 10710969), (34, 8190741), (39, 7140646), (51, 5460494), (78, 3570323), (102, 2730247), (221, 1260114), (442, 630057), (663, 420038), (1326, 210019)]