2500911

素因数分解:

$3^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:180

約数の個数: 36

約数和(自身を含む): 4321512

約数和(自身を除く): 1820601

約数列:

[1, 3, 7, 9, 21, 49, 53, 63, 107, 147, 159, 321, 371, 441, 477, 749, 963, 1113, 2247, 2597, 3339, 5243, 5671, 6741, 7791, 15729, 17013, 23373, 39697, 47187, 51039, 119091, 277879, 357273, 833637, 2500911]

約数ペア:

[(1, 2500911), (3, 833637), (7, 357273), (9, 277879), (21, 119091), (49, 51039), (53, 47187), (63, 39697), (107, 23373), (147, 17013), (159, 15729), (321, 7791), (371, 6741), (441, 5671), (477, 5243), (749, 3339), (963, 2597), (1113, 2247)]