2148954178

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1104293}}^1$

素因数の和:1104441

約数の個数: 16

約数和(自身を含む): 3710427840

約数和(自身を除く): 1561473662

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 1104293, 2208586, 7730051, 15460102, 153496727, 306993454, 1074477089, 2148954178]

約数ペア:

[(1, 2148954178), (2, 1074477089), (7, 306993454), (14, 153496727), (139, 15460102), (278, 7730051), (973, 2208586), (1946, 1104293)]