978012975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:477

約数の個数: 96

約数和(自身を含む): 1792010304

約数和(自身を除く): 813997329

約数列:

[1, 3, 5, 15, 17, 25, 41, 51, 53, 75, 85, 123, 159, 205, 255, 265, 353, 425, 615, 697, 795, 901, 1025, 1059, 1275, 1325, 1765, 2091, 2173, 2703, 3075, 3485, 3975, 4505, 5295, 6001, 6519, 8825, 10455, 10865, 13515, 14473, 17425, 18003, 18709, 22525, 26475, 30005, 32595, 36941, 43419, 52275, 54325, 56127, 67575, 72365, 90015, 93545, 110823, 150025, 162975, 184705, 217095, 246041, 280635, 318053, 361825, 450075, 467725, 554115, 738123, 767069, 923525, 954159, 1085475, 1230205, 1403175, 1590265, 2301207, 2770575, 3690615, 3835345, 4770795, 6151025, 7951325, 11506035, 13040173, 18453075, 19176725, 23853975, 39120519, 57530175, 65200865, 195602595, 326004325, 978012975]

約数ペア:

[(1, 978012975), (3, 326004325), (5, 195602595), (15, 65200865), (17, 57530175), (25, 39120519), (41, 23853975), (51, 19176725), (53, 18453075), (75, 13040173), (85, 11506035), (123, 7951325), (159, 6151025), (205, 4770795), (255, 3835345), (265, 3690615), (353, 2770575), (425, 2301207), (615, 1590265), (697, 1403175), (795, 1230205), (901, 1085475), (1025, 954159), (1059, 923525), (1275, 767069), (1325, 738123), (1765, 554115), (2091, 467725), (2173, 450075), (2703, 361825), (3075, 318053), (3485, 280635), (3975, 246041), (4505, 217095), (5295, 184705), (6001, 162975), (6519, 150025), (8825, 110823), (10455, 93545), (10865, 90015), (13515, 72365), (14473, 67575), (17425, 56127), (18003, 54325), (18709, 52275), (22525, 43419), (26475, 36941), (30005, 32595)]