1921487029

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{607}}^1\times {\mathrm{839}}^1$

素因数の和:1478

約数の個数: 32

約数和(自身を含む): 2451456000

約数和(自身を除く): 529968971

約数列:

[1, 7, 11, 49, 77, 343, 539, 607, 839, 3773, 4249, 5873, 6677, 9229, 29743, 41111, 46739, 64603, 208201, 287777, 327173, 452221, 509273, 2290211, 3165547, 3564911, 5602003, 24954377, 39214021, 174680639, 274498147, 1921487029]

約数ペア:

[(1, 1921487029), (7, 274498147), (11, 174680639), (49, 39214021), (77, 24954377), (343, 5602003), (539, 3564911), (607, 3165547), (839, 2290211), (3773, 509273), (4249, 452221), (5873, 327173), (6677, 287777), (9229, 208201), (29743, 64603), (41111, 46739)]