328837785

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{6397}}^1$

素因数の和:6577

約数の個数: 32

約数和(自身を含む): 552787200

約数和(自身を除く): 223949415

約数列:

[1, 3, 5, 15, 23, 69, 115, 149, 345, 447, 745, 2235, 3427, 6397, 10281, 17135, 19191, 31985, 51405, 95955, 147131, 441393, 735655, 953153, 2206965, 2859459, 4765765, 14297295, 21922519, 65767557, 109612595, 328837785]

約数ペア:

[(1, 328837785), (3, 109612595), (5, 65767557), (15, 21922519), (23, 14297295), (69, 4765765), (115, 2859459), (149, 2206965), (345, 953153), (447, 735655), (745, 441393), (2235, 147131), (3427, 95955), (6397, 51405), (10281, 31985), (17135, 19191)]