1245342

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:360

約数の個数: 32

約数和(自身を含む): 2880000

約数和(自身を除く): 1634658

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 149, 199, 298, 398, 447, 597, 894, 1043, 1194, 1393, 2086, 2786, 3129, 4179, 6258, 8358, 29651, 59302, 88953, 177906, 207557, 415114, 622671, 1245342]

約数ペア:

[(1, 1245342), (2, 622671), (3, 415114), (6, 207557), (7, 177906), (14, 88953), (21, 59302), (42, 29651), (149, 8358), (199, 6258), (298, 4179), (398, 3129), (447, 2786), (597, 2086), (894, 1393), (1043, 1194)]