427836927

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{26153}}^1$

素因数の和:26223

約数の個数: 32

約数和(自身を含む): 703019520

約数和(自身を除く): 275182593

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 861, 2337, 5453, 16359, 26153, 78459, 183071, 496907, 549213, 1072273, 1490721, 3216819, 3478349, 7505911, 10435047, 20373187, 22517733, 61119561, 142612309, 427836927]

約数ペア:

[(1, 427836927), (3, 142612309), (7, 61119561), (19, 22517733), (21, 20373187), (41, 10435047), (57, 7505911), (123, 3478349), (133, 3216819), (287, 1490721), (399, 1072273), (779, 549213), (861, 496907), (2337, 183071), (5453, 78459), (16359, 26153)]