222757665

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^2\times {\mathrm{307}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 391495104

約数和(自身を除く): 168737439

約数列:

[1, 3, 5, 13, 15, 39, 61, 65, 183, 195, 305, 307, 793, 915, 921, 1535, 2379, 3721, 3965, 3991, 4605, 11163, 11895, 11973, 18605, 18727, 19955, 48373, 55815, 56181, 59865, 93635, 145119, 241865, 243451, 280905, 725595, 730353, 1142347, 1217255, 3427041, 3651765, 5711735, 14850511, 17135205, 44551533, 74252555, 222757665]

約数ペア:

[(1, 222757665), (3, 74252555), (5, 44551533), (13, 17135205), (15, 14850511), (39, 5711735), (61, 3651765), (65, 3427041), (183, 1217255), (195, 1142347), (305, 730353), (307, 725595), (793, 280905), (915, 243451), (921, 241865), (1535, 145119), (2379, 93635), (3721, 59865), (3965, 56181), (3991, 55815), (4605, 48373), (11163, 19955), (11895, 18727), (11973, 18605)]