28870926

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{687403}}^1$

素因数の和:687415

約数の個数: 16

約数和(自身を含む): 65990784

約数和(自身を除く): 37119858

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 687403, 1374806, 2062209, 4124418, 4811821, 9623642, 14435463, 28870926]

約数ペア:

[(1, 28870926), (2, 14435463), (3, 9623642), (6, 4811821), (7, 4124418), (14, 2062209), (21, 1374806), (42, 687403)]