25847913

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1297}}^1$

素因数の和:1393

約数の個数: 32

約数和(自身を含む): 43031296

約数和(自身を除く): 17183383

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 219, 273, 511, 949, 1297, 1533, 2847, 3891, 6643, 9079, 16861, 19929, 27237, 50583, 94681, 118027, 284043, 354081, 662767, 1230853, 1988301, 3692559, 8615971, 25847913]

約数ペア:

[(1, 25847913), (3, 8615971), (7, 3692559), (13, 1988301), (21, 1230853), (39, 662767), (73, 354081), (91, 284043), (219, 118027), (273, 94681), (511, 50583), (949, 27237), (1297, 19929), (1533, 16861), (2847, 9079), (3891, 6643)]