189819135

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 377395200

約数和(自身を除く): 187576065

約数列:

[1, 3, 5, 9, 11, 15, 33, 41, 45, 47, 55, 99, 123, 141, 165, 199, 205, 235, 369, 423, 451, 495, 517, 597, 615, 705, 995, 1353, 1551, 1791, 1845, 1927, 2115, 2189, 2255, 2585, 2985, 4059, 4653, 5781, 6567, 6765, 7755, 8159, 8955, 9353, 9635, 10945, 17343, 19701, 20295, 21197, 23265, 24477, 28059, 28905, 32835, 40795, 46765, 63591, 73431, 84177, 86715, 89749, 98505, 102883, 105985, 122385, 140295, 190773, 269247, 308649, 317955, 367155, 383473, 420885, 448745, 514415, 807741, 925947, 953865, 1150419, 1346235, 1543245, 1917365, 3451257, 4038705, 4218203, 4629735, 5752095, 12654609, 17256285, 21091015, 37963827, 63273045, 189819135]

約数ペア:

[(1, 189819135), (3, 63273045), (5, 37963827), (9, 21091015), (11, 17256285), (15, 12654609), (33, 5752095), (41, 4629735), (45, 4218203), (47, 4038705), (55, 3451257), (99, 1917365), (123, 1543245), (141, 1346235), (165, 1150419), (199, 953865), (205, 925947), (235, 807741), (369, 514415), (423, 448745), (451, 420885), (495, 383473), (517, 367155), (597, 317955), (615, 308649), (705, 269247), (995, 190773), (1353, 140295), (1551, 122385), (1791, 105985), (1845, 102883), (1927, 98505), (2115, 89749), (2189, 86715), (2255, 84177), (2585, 73431), (2985, 63591), (4059, 46765), (4653, 40795), (5781, 32835), (6567, 28905), (6765, 28059), (7755, 24477), (8159, 23265), (8955, 21197), (9353, 20295), (9635, 19701), (10945, 17343)]