1640144517

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{8861}}^1$

素因数の和:9025

約数の個数: 32

約数和(自身を含む): 2450165760

約数和(自身を除く): 810021243

約数列:

[1, 3, 11, 33, 71, 79, 213, 237, 781, 869, 2343, 2607, 5609, 8861, 16827, 26583, 61699, 97471, 185097, 292413, 629131, 700019, 1887393, 2100057, 6920441, 7700209, 20761323, 23100627, 49701349, 149104047, 546714839, 1640144517]

約数ペア:

[(1, 1640144517), (3, 546714839), (11, 149104047), (33, 49701349), (71, 23100627), (79, 20761323), (213, 7700209), (237, 6920441), (781, 2100057), (869, 1887393), (2343, 700019), (2607, 629131), (5609, 292413), (8861, 185097), (16827, 97471), (26583, 61699)]