25431354

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2131}}^1$

素因数の和:2172

約数の個数: 64

約数和(自身を含む): 64471680

約数和(自身を除く): 39040326

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 102, 117, 153, 221, 234, 306, 351, 442, 459, 663, 702, 918, 1326, 1989, 2131, 3978, 4262, 5967, 6393, 11934, 12786, 19179, 27703, 36227, 38358, 55406, 57537, 72454, 83109, 108681, 115074, 166218, 217362, 249327, 326043, 470951, 498654, 652086, 747981, 941902, 978129, 1412853, 1495962, 1956258, 2825706, 4238559, 8477118, 12715677, 25431354]

約数ペア:

[(1, 25431354), (2, 12715677), (3, 8477118), (6, 4238559), (9, 2825706), (13, 1956258), (17, 1495962), (18, 1412853), (26, 978129), (27, 941902), (34, 747981), (39, 652086), (51, 498654), (54, 470951), (78, 326043), (102, 249327), (117, 217362), (153, 166218), (221, 115074), (234, 108681), (306, 83109), (351, 72454), (442, 57537), (459, 55406), (663, 38358), (702, 36227), (918, 27703), (1326, 19179), (1989, 12786), (2131, 11934), (3978, 6393), (4262, 5967)]