28732821

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{2111}}^1$

素因数の和:2476

約数の個数: 16

約数和(自身を含む): 41395200

約数和(自身を除く): 12662379

約数列:

[1, 3, 13, 39, 349, 1047, 2111, 4537, 6333, 13611, 27443, 82329, 736739, 2210217, 9577607, 28732821]

約数ペア:

[(1, 28732821), (3, 9577607), (13, 2210217), (39, 736739), (349, 82329), (1047, 27443), (2111, 13611), (4537, 6333)]