171808203

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 280025856

約数和(自身を除く): 108217653

約数列:

[1, 3, 7, 19, 21, 57, 131, 133, 173, 361, 393, 399, 519, 917, 1083, 1211, 2489, 2527, 2751, 3287, 3633, 7467, 7581, 9861, 17423, 22663, 23009, 47291, 52269, 62453, 67989, 69027, 141873, 158641, 187359, 331037, 430597, 437171, 475923, 993111, 1291791, 1311513, 3014179, 8181343, 9042537, 24544029, 57269401, 171808203]

約数ペア:

[(1, 171808203), (3, 57269401), (7, 24544029), (19, 9042537), (21, 8181343), (57, 3014179), (131, 1311513), (133, 1291791), (173, 993111), (361, 475923), (393, 437171), (399, 430597), (519, 331037), (917, 187359), (1083, 158641), (1211, 141873), (2489, 69027), (2527, 67989), (2751, 62453), (3287, 52269), (3633, 47291), (7467, 23009), (7581, 22663), (9861, 17423)]