351031821

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{4421}}^1$

素因数の和:4649

約数の個数: 32

約数和(自身を含む): 566016000

約数和(自身を除く): 214984179

約数列:

[1, 3, 7, 19, 21, 57, 133, 199, 399, 597, 1393, 3781, 4179, 4421, 11343, 13263, 26467, 30947, 79401, 83999, 92841, 251997, 587993, 879779, 1763979, 2639337, 6158453, 16715801, 18475359, 50147403, 117010607, 351031821]

約数ペア:

[(1, 351031821), (3, 117010607), (7, 50147403), (19, 18475359), (21, 16715801), (57, 6158453), (133, 2639337), (199, 1763979), (399, 879779), (597, 587993), (1393, 251997), (3781, 92841), (4179, 83999), (4421, 79401), (11343, 30947), (13263, 26467)]