221495358

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{26501}}^1$

素因数の和:26712

約数の個数: 32

約数和(自身を含む): 508838400

約数和(自身を除く): 287343042

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 199, 398, 597, 1194, 1393, 2786, 4179, 8358, 26501, 53002, 79503, 159006, 185507, 371014, 556521, 1113042, 5273699, 10547398, 15821097, 31642194, 36915893, 73831786, 110747679, 221495358]

約数ペア:

[(1, 221495358), (2, 110747679), (3, 73831786), (6, 36915893), (7, 31642194), (14, 15821097), (21, 10547398), (42, 5273699), (199, 1113042), (398, 556521), (597, 371014), (1194, 185507), (1393, 159006), (2786, 79503), (4179, 53002), (8358, 26501)]