1561857

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:133

約数の個数: 32

約数和(自身を含む): 2488320

約数和(自身を除く): 926463

約数列:

[1, 3, 11, 19, 33, 47, 53, 57, 141, 159, 209, 517, 583, 627, 893, 1007, 1551, 1749, 2491, 2679, 3021, 7473, 9823, 11077, 27401, 29469, 33231, 47329, 82203, 141987, 520619, 1561857]

約数ペア:

[(1, 1561857), (3, 520619), (11, 141987), (19, 82203), (33, 47329), (47, 33231), (53, 29469), (57, 27401), (141, 11077), (159, 9823), (209, 7473), (517, 3021), (583, 2679), (627, 2491), (893, 1749), (1007, 1551)]