28828821

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3511}}^1$

素因数の和:3561

約数の個数: 32

約数和(自身を含む): 48549888

約数和(自身を除く): 19721067

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 357, 391, 483, 1173, 2737, 3511, 8211, 10533, 24577, 59687, 73731, 80753, 179061, 242259, 417809, 565271, 1253427, 1372801, 1695813, 4118403, 9609607, 28828821]

約数ペア:

[(1, 28828821), (3, 9609607), (7, 4118403), (17, 1695813), (21, 1372801), (23, 1253427), (51, 565271), (69, 417809), (119, 242259), (161, 179061), (357, 80753), (391, 73731), (483, 59687), (1173, 24577), (2737, 10533), (3511, 8211)]