383670021

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{18143}}^1$

素因数の和:18225

約数の個数: 32

約数和(自身を含む): 627056640

約数和(自身を除く): 243386619

約数列:

[1, 3, 7, 19, 21, 53, 57, 133, 159, 371, 399, 1007, 1113, 3021, 7049, 18143, 21147, 54429, 127001, 344717, 381003, 961579, 1034151, 2413019, 2884737, 6731053, 7239057, 18270001, 20193159, 54810003, 127890007, 383670021]

約数ペア:

[(1, 383670021), (3, 127890007), (7, 54810003), (19, 20193159), (21, 18270001), (53, 7239057), (57, 6731053), (133, 2884737), (159, 2413019), (371, 1034151), (399, 961579), (1007, 381003), (1113, 344717), (3021, 127001), (7049, 54429), (18143, 21147)]