242545821

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{6529}}^1$

素因数の和:6629

約数の個数: 32

約数和(自身を含む): 388665600

約数和(自身を除く): 146119779

約数列:

[1, 3, 7, 21, 29, 61, 87, 183, 203, 427, 609, 1281, 1769, 5307, 6529, 12383, 19587, 37149, 45703, 137109, 189341, 398269, 568023, 1194807, 1325387, 2787883, 3976161, 8363649, 11549801, 34649403, 80848607, 242545821]

約数ペア:

[(1, 242545821), (3, 80848607), (7, 34649403), (21, 11549801), (29, 8363649), (61, 3976161), (87, 2787883), (183, 1325387), (203, 1194807), (427, 568023), (609, 398269), (1281, 189341), (1769, 137109), (5307, 45703), (6529, 37149), (12383, 19587)]