964721821

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{25717}}^1$

素因数の和:25980

約数の個数: 16

約数和(自身を含む): 1155458304

約数和(自身を除く): 190736483

約数列:

[1, 7, 23, 161, 233, 1631, 5359, 25717, 37513, 180019, 591491, 4140437, 5992061, 41944427, 137817403, 964721821]

約数ペア:

[(1, 964721821), (7, 137817403), (23, 41944427), (161, 5992061), (233, 4140437), (1631, 591491), (5359, 180019), (25717, 37513)]