619091421

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{26951}}^1$

素因数の和:27017

約数の個数: 32

約数和(自身を含む): 965959680

約数和(自身を除く): 346868259

約数列:

[1, 3, 13, 19, 31, 39, 57, 93, 247, 403, 589, 741, 1209, 1767, 7657, 22971, 26951, 80853, 350363, 512069, 835481, 1051089, 1536207, 2506443, 6656897, 10861253, 15874139, 19970691, 32583759, 47622417, 206363807, 619091421]

約数ペア:

[(1, 619091421), (3, 206363807), (13, 47622417), (19, 32583759), (31, 19970691), (39, 15874139), (57, 10861253), (93, 6656897), (247, 2506443), (403, 1536207), (589, 1051089), (741, 835481), (1209, 512069), (1767, 350363), (7657, 80853), (22971, 26951)]