1215661497

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1\times {\mathrm{509}}^1$

素因数の和:1025

約数の個数: 32

約数和(自身を含む): 1707985920

約数和(自身を除く): 492324423

約数列:

[1, 3, 31, 61, 93, 183, 421, 509, 1263, 1527, 1891, 5673, 13051, 15779, 25681, 31049, 39153, 47337, 77043, 93147, 214289, 642867, 796111, 962519, 2388333, 2887557, 6642959, 13071629, 19928877, 39214887, 405220499, 1215661497]

約数ペア:

[(1, 1215661497), (3, 405220499), (31, 39214887), (61, 19928877), (93, 13071629), (183, 6642959), (421, 2887557), (509, 2388333), (1263, 962519), (1527, 796111), (1891, 642867), (5673, 214289), (13051, 93147), (15779, 77043), (25681, 47337), (31049, 39153)]