209549535

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{373}}^1$

素因数の和:504

約数の個数: 64

約数和(自身を含む): 375986688

約数和(自身を除く): 166437153

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 67, 129, 195, 201, 215, 335, 373, 559, 645, 871, 1005, 1119, 1677, 1865, 2613, 2795, 2881, 4355, 4849, 5595, 8385, 8643, 13065, 14405, 14547, 16039, 24245, 24991, 37453, 43215, 48117, 72735, 74973, 80195, 112359, 124955, 187265, 208507, 240585, 324883, 374865, 561795, 625521, 974649, 1042535, 1074613, 1624415, 3127605, 3223839, 4873245, 5373065, 13969969, 16119195, 41909907, 69849845, 209549535]

約数ペア:

[(1, 209549535), (3, 69849845), (5, 41909907), (13, 16119195), (15, 13969969), (39, 5373065), (43, 4873245), (65, 3223839), (67, 3127605), (129, 1624415), (195, 1074613), (201, 1042535), (215, 974649), (335, 625521), (373, 561795), (559, 374865), (645, 324883), (871, 240585), (1005, 208507), (1119, 187265), (1677, 124955), (1865, 112359), (2613, 80195), (2795, 74973), (2881, 72735), (4355, 48117), (4849, 43215), (5595, 37453), (8385, 24991), (8643, 24245), (13065, 16039), (14405, 14547)]