221569278

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{5501}}^1$

素因数の和:5657

約数の個数: 48

約数和(自身を含む): 519344784

約数和(自身を除く): 297775506

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 137, 147, 274, 294, 411, 822, 959, 1918, 2877, 5501, 5754, 6713, 11002, 13426, 16503, 20139, 33006, 38507, 40278, 77014, 115521, 231042, 269549, 539098, 753637, 808647, 1507274, 1617294, 2260911, 4521822, 5275459, 10550918, 15826377, 31652754, 36928213, 73856426, 110784639, 221569278]

約数ペア:

[(1, 221569278), (2, 110784639), (3, 73856426), (6, 36928213), (7, 31652754), (14, 15826377), (21, 10550918), (42, 5275459), (49, 4521822), (98, 2260911), (137, 1617294), (147, 1507274), (274, 808647), (294, 753637), (411, 539098), (822, 269549), (959, 231042), (1918, 115521), (2877, 77014), (5501, 40278), (5754, 38507), (6713, 33006), (11002, 20139), (13426, 16503)]