2005142013

素因数分解:

$3^3\times 7^1\times {\mathrm{257}}^1\times {\mathrm{41281}}^1$

素因数の和:41554

約数の個数: 32

約数和(自身を含む): 3408241920

約数和(自身を除く): 1403099907

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 257, 771, 1799, 2313, 5397, 6939, 16191, 41281, 48573, 123843, 288967, 371529, 866901, 1114587, 2600703, 7802109, 10609217, 31827651, 74264519, 95482953, 222793557, 286448859, 668380671, 2005142013]

約数ペア:

[(1, 2005142013), (3, 668380671), (7, 286448859), (9, 222793557), (21, 95482953), (27, 74264519), (63, 31827651), (189, 10609217), (257, 7802109), (771, 2600703), (1799, 1114587), (2313, 866901), (5397, 371529), (6939, 288967), (16191, 123843), (41281, 48573)]