521150139

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{6449}}^1$

素因数の和:6572

約数の個数: 32

約数和(自身を含む): 801864000

約数和(自身を除く): 280713861

約数列:

[1, 3, 9, 27, 41, 73, 123, 219, 369, 657, 1107, 1971, 2993, 6449, 8979, 19347, 26937, 58041, 80811, 174123, 264409, 470777, 793227, 1412331, 2379681, 4236993, 7139043, 12710979, 19301857, 57905571, 173716713, 521150139]

約数ペア:

[(1, 521150139), (3, 173716713), (9, 57905571), (27, 19301857), (41, 12710979), (73, 7139043), (123, 4236993), (219, 2379681), (369, 1412331), (657, 793227), (1107, 470777), (1971, 264409), (2993, 174123), (6449, 80811), (8979, 58041), (19347, 26937)]