20152935

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:397

約数の個数: 64

約数和(自身を含む): 40158720

約数和(自身を除く): 20005785

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 41, 45, 55, 99, 123, 135, 165, 205, 297, 331, 369, 451, 495, 615, 993, 1107, 1353, 1485, 1655, 1845, 2255, 2979, 3641, 4059, 4965, 5535, 6765, 8937, 10923, 12177, 13571, 14895, 18205, 20295, 32769, 40713, 44685, 54615, 60885, 67855, 98307, 122139, 149281, 163845, 203565, 366417, 447843, 491535, 610695, 746405, 1343529, 1832085, 2239215, 4030587, 6717645, 20152935]

約数ペア:

[(1, 20152935), (3, 6717645), (5, 4030587), (9, 2239215), (11, 1832085), (15, 1343529), (27, 746405), (33, 610695), (41, 491535), (45, 447843), (55, 366417), (99, 203565), (123, 163845), (135, 149281), (165, 122139), (205, 98307), (297, 67855), (331, 60885), (369, 54615), (451, 44685), (495, 40713), (615, 32769), (993, 20295), (1107, 18205), (1353, 14895), (1485, 13571), (1655, 12177), (1845, 10923), (2255, 8937), (2979, 6765), (3641, 5535), (4059, 4965)]