15663949917

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2187397}}^1$

素因数の和:2187449

約数の個数: 32

約数和(自身を含む): 26878746624

約数和(自身を除く): 11214796707

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 217, 231, 341, 651, 1023, 2387, 7161, 2187397, 6562191, 15311779, 24061367, 45935337, 67809307, 72184101, 168429569, 203427921, 474665149, 505288707, 745902377, 1423995447, 2237707131, 5221316639, 15663949917]

約数ペア:

[(1, 15663949917), (3, 5221316639), (7, 2237707131), (11, 1423995447), (21, 745902377), (31, 505288707), (33, 474665149), (77, 203427921), (93, 168429569), (217, 72184101), (231, 67809307), (341, 45935337), (651, 24061367), (1023, 15311779), (2387, 6562191), (7161, 2187397)]