198203103

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{607}}^1$

素因数の和:764

約数の個数: 48

約数和(自身を含む): 336900096

約数和(自身を除く): 138696993

約数列:

[1, 3, 7, 9, 21, 63, 71, 73, 213, 219, 497, 511, 607, 639, 657, 1491, 1533, 1821, 4249, 4473, 4599, 5183, 5463, 12747, 15549, 36281, 38241, 43097, 44311, 46647, 108843, 129291, 132933, 301679, 310177, 326529, 387873, 398799, 905037, 930531, 2715111, 2791593, 3146081, 9438243, 22022567, 28314729, 66067701, 198203103]

約数ペア:

[(1, 198203103), (3, 66067701), (7, 28314729), (9, 22022567), (21, 9438243), (63, 3146081), (71, 2791593), (73, 2715111), (213, 930531), (219, 905037), (497, 398799), (511, 387873), (607, 326529), (639, 310177), (657, 301679), (1491, 132933), (1533, 129291), (1821, 108843), (4249, 46647), (4473, 44311), (4599, 43097), (5183, 38241), (5463, 36281), (12747, 15549)]