866398412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{143729}}^1$

素因数の和:143881

約数の個数: 24

約数和(自身を含む): 1666118160

約数和(自身を除く): 799719748

約数列:

[1, 2, 4, 11, 22, 44, 137, 274, 548, 1507, 3014, 6028, 143729, 287458, 574916, 1581019, 3162038, 6324076, 19690873, 39381746, 78763492, 216599603, 433199206, 866398412]

約数ペア:

[(1, 866398412), (2, 433199206), (4, 216599603), (11, 78763492), (22, 39381746), (44, 19690873), (137, 6324076), (274, 3162038), (548, 1581019), (1507, 574916), (3014, 287458), (6028, 143729)]