1998320835

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{656263}}^1$

素因数の和:656307

約数の個数: 32

約数和(自身を含む): 3780080640

約数和(自身を除く): 1781759805

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 145, 203, 435, 609, 1015, 3045, 656263, 1968789, 3281315, 4593841, 9843945, 13781523, 19031627, 22969205, 57094881, 68907615, 95158135, 133221389, 285474405, 399664167, 666106945, 1998320835]

約数ペア:

[(1, 1998320835), (3, 666106945), (5, 399664167), (7, 285474405), (15, 133221389), (21, 95158135), (29, 68907615), (35, 57094881), (87, 22969205), (105, 19031627), (145, 13781523), (203, 9843945), (435, 4593841), (609, 3281315), (1015, 1968789), (3045, 656263)]