210399917

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{3607}}^1$

素因数の和:4268

約数の個数: 16

約数和(自身を含む): 259429632

約数和(自身を除く): 49029715

約数列:

[1, 7, 13, 91, 641, 3607, 4487, 8333, 25249, 46891, 58331, 328237, 2312087, 16184609, 30057131, 210399917]

約数ペア:

[(1, 210399917), (7, 30057131), (13, 16184609), (91, 2312087), (641, 328237), (3607, 58331), (4487, 46891), (8333, 25249)]