209212751524

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{723529}}^1$

素因数の和:724012

約数の個数: 48

約数和(自身を含む): 437590944000

約数和(自身を除く): 228378192476

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 449, 644, 898, 1796, 3143, 6286, 10327, 12572, 20654, 41308, 72289, 144578, 289156, 723529, 1447058, 2894116, 5064703, 10129406, 16641167, 20258812, 33282334, 66564668, 116488169, 232976338, 324864521, 465952676, 649729042, 1299458084, 2274051647, 4548103294, 7471883983, 9096206588, 14943767966, 29887535932, 52303187881, 104606375762, 209212751524]

約数ペア:

[(1, 209212751524), (2, 104606375762), (4, 52303187881), (7, 29887535932), (14, 14943767966), (23, 9096206588), (28, 7471883983), (46, 4548103294), (92, 2274051647), (161, 1299458084), (322, 649729042), (449, 465952676), (644, 324864521), (898, 232976338), (1796, 116488169), (3143, 66564668), (6286, 33282334), (10327, 20258812), (12572, 16641167), (20654, 10129406), (41308, 5064703), (72289, 2894116), (144578, 1447058), (289156, 723529)]