278889204

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{8221}}^1$

素因数の和:8496

約数の個数: 48

約数和(自身を含む): 712748736

約数和(自身を除く): 433859532

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 257, 514, 771, 1028, 1542, 2827, 3084, 5654, 8221, 8481, 11308, 16442, 16962, 24663, 32884, 33924, 49326, 90431, 98652, 180862, 271293, 361724, 542586, 1085172, 2112797, 4225594, 6338391, 8451188, 12676782, 23240767, 25353564, 46481534, 69722301, 92963068, 139444602, 278889204]

約数ペア:

[(1, 278889204), (2, 139444602), (3, 92963068), (4, 69722301), (6, 46481534), (11, 25353564), (12, 23240767), (22, 12676782), (33, 8451188), (44, 6338391), (66, 4225594), (132, 2112797), (257, 1085172), (514, 542586), (771, 361724), (1028, 271293), (1542, 180862), (2827, 98652), (3084, 90431), (5654, 49326), (8221, 33924), (8481, 32884), (11308, 24663), (16442, 16962)]