181930005

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1459}}^1$

素因数の和:1650

約数の個数: 48

約数和(自身を含む): 336173760

約数和(自身を除く): 154243755

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 163, 255, 489, 765, 815, 1459, 1467, 2445, 2771, 4377, 7295, 7335, 8313, 13131, 13855, 21885, 24803, 24939, 41565, 65655, 74409, 124015, 124695, 223227, 237817, 372045, 713451, 1116135, 1189085, 2140353, 3567255, 4042889, 10701765, 12128667, 20214445, 36386001, 60643335, 181930005]

約数ペア:

[(1, 181930005), (3, 60643335), (5, 36386001), (9, 20214445), (15, 12128667), (17, 10701765), (45, 4042889), (51, 3567255), (85, 2140353), (153, 1189085), (163, 1116135), (255, 713451), (489, 372045), (765, 237817), (815, 223227), (1459, 124695), (1467, 124015), (2445, 74409), (2771, 65655), (4377, 41565), (7295, 24939), (7335, 24803), (8313, 21885), (13131, 13855)]