8163855

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 17003520

約数和(自身を除く): 8839665

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 53, 63, 105, 135, 159, 163, 189, 265, 315, 371, 477, 489, 795, 815, 945, 1113, 1141, 1431, 1467, 1855, 2385, 2445, 3339, 3423, 4401, 5565, 5705, 7155, 7335, 8639, 10017, 10269, 16695, 17115, 22005, 25917, 30807, 43195, 50085, 51345, 60473, 77751, 129585, 154035, 181419, 233253, 302365, 388755, 544257, 907095, 1166265, 1632771, 2721285, 8163855]

約数ペア:

[(1, 8163855), (3, 2721285), (5, 1632771), (7, 1166265), (9, 907095), (15, 544257), (21, 388755), (27, 302365), (35, 233253), (45, 181419), (53, 154035), (63, 129585), (105, 77751), (135, 60473), (159, 51345), (163, 50085), (189, 43195), (265, 30807), (315, 25917), (371, 22005), (477, 17115), (489, 16695), (795, 10269), (815, 10017), (945, 8639), (1113, 7335), (1141, 7155), (1431, 5705), (1467, 5565), (1855, 4401), (2385, 3423), (2445, 3339)]