210891954

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{386249}}^1$

素因数の和:386274

約数の個数: 32

約数和(自身を含む): 519120000

約数和(自身を除く): 308228046

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 386249, 772498, 1158747, 2317494, 2703743, 5021237, 5407486, 8111229, 10042474, 15063711, 16222458, 30127422, 35148659, 70297318, 105445977, 210891954]

約数ペア:

[(1, 210891954), (2, 105445977), (3, 70297318), (6, 35148659), (7, 30127422), (13, 16222458), (14, 15063711), (21, 10042474), (26, 8111229), (39, 5407486), (42, 5021237), (78, 2703743), (91, 2317494), (182, 1158747), (273, 772498), (546, 386249)]