1640883453

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{6833}}^1$

素因数の和:7249

約数の個数: 32

約数和(自身を含む): 2519285760

約数和(自身を除く): 878402307

約数列:

[1, 3, 11, 19, 33, 57, 209, 383, 627, 1149, 4213, 6833, 7277, 12639, 20499, 21831, 75163, 80047, 129827, 225489, 240141, 389481, 1428097, 2617039, 4284291, 7851117, 28787429, 49723741, 86362287, 149171223, 546961151, 1640883453]

約数ペア:

[(1, 1640883453), (3, 546961151), (11, 149171223), (19, 86362287), (33, 49723741), (57, 28787429), (209, 7851117), (383, 4284291), (627, 2617039), (1149, 1428097), (4213, 389481), (6833, 240141), (7277, 225489), (12639, 129827), (20499, 80047), (21831, 75163)]